| Primary System Type | ST1 Confidence Flag | Secondary System Type | ST2 Confidence Flag | Tertiary System Type | ST3 Confidence Flag | Selection Method | Confirmation Method | Literature Name | Name1 | RA1 | Dec1 | Name2 | RA2 | Dec2 | Name3 | RA3 | Dec3 | z1 | z1_type | Equinox1 | Coordinate_waveband1 | Coordinate_Source1 | AGN_type1 | z2 | z2_type | Equinox2 | Coordinate_waveband2 | Coordinate_Source2 | AGN_type2 | z3 | z3_type | Equinox3 | Coordinate_waveband3 | Coordinate_Source3 | AGN_type3 | Sep23 | Sep12 | Sep13 | Sep(kpc)12_z1 | Sep(kpc)12_z2 | Sep(kpc)13_z1 | Sep(kpc)13_z3 | Sep(kpc)23_z2 | Sep(kpc)23_z3 | dV_12 | dV_13 | dV_23 | Paper(s) | BibCode(s) | DOI(s) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J075925.27+375216.0 | 07:59:25.27 | +37:52:16.0 | J075931.83+375252.2 | 07:59:31.83 | +37:52:52.2 | J075932.30+375319.5 | 07:59:32.30 | +37:53:19.5 | 0.0408 | spec | J2000 | Optical | SDSS | 2.0 | 0.0422 | spec | J2000 | Optical | SDSS | 0.0 | 0.0405 | spec | J2000 | Optical | SDSS | 2.0 | 27.86126511394907 | 85.69265070593195 | 104.68882106522764 | 69.10267954981269 | 71.3547659170969 | 84.42121926352459 | 83.83044101272003 | 23.19958635872137 | 22.310138923232543 | -401.9201256903726 | 86.19612562950955 | 488.1160621690652 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J082846.95+122724.1 | 08:28:46.95 | +12:27:24.1 | J082847.93+122832.0 | 08:28:47.93 | +12:28:32.0 | J082851.50+122726.8 | 08:28:51.50 | +12:27:26.8 | 0.0673 | spec | J2000 | Optical | SDSS | 2.0 | 0.0677 | spec | J2000 | Optical | SDSS | 1.0 | 0.0664 | spec | J2000 | Optical | SDSS | 1.0 | 83.57639710647386 | 69.4005111473341 | 66.69792391028112 | 89.46897916845279 | 89.95858855776676 | 85.98488780924804 | 84.92452082019173 | 108.33370815498118 | 106.41538836640284 | -112.03746679337182 | 252.23785173401825 | 364.2752033782306 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J085927.64+173344.9 | 08:59:27.64 | +17:33:44.9 | J085930.05+173409.2 | 08:59:30.05 | +17:34:09.2 | J085931.39+173253.6 | 08:59:31.39 | +17:32:53.6 | 0.0483 | spec | J2000 | Optical | SDSS | 2.0 | 0.0477 | spec | J2000 | Optical | SDSS | 2.0 | 0.0499 | spec | J2000 | Optical | SDSS | 1.0 | 77.99102484301231 | 42.16967584161782 | 74.2151590489453 | 39.899431847917846 | 39.43183668478871 | 70.21971645400663 | 72.40840043693198 | 72.92750757770533 | 76.09234325827131 | 171.18319207931046 | -456.0096480915511 | -627.1922925329723 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J090515.73+075618.9 | 09:05:15.73 | +07:56:18.9 | J090516.12+075522.3 | 09:05:16.12 | +07:55:22.3 | J090520.84+075440.1 | 09:05:20.84 | +07:54:40.1 | 0.0636 | spec | J2000 | Optical | SDSS | 1.0 | 0.0625 | spec | J2000 | Optical | SDSS | 1.0 | 0.0616 | spec | J2000 | Optical | SDSS | 2.0 | 81.84363628811778 | 56.89579067509038 | 124.5992710432868 | 69.61717821809756 | 68.50155190059765 | 152.45854842936956 | 148.0116296244663 | 98.5383282735306 | 97.2221577218376 | 309.392702092746 | 562.7700643552768 | 253.3778557400048 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J095942.61+261914.2 | 09:59:42.61 | +26:19:14.2 | J095947.21+261711.4 | 09:59:47.21 | +26:17:11.4 | J095948.15+261845.8 | 09:59:48.15 | +26:18:45.8 | 0.0512 | spec | J2000 | Optical | SDSS | 0.0 | 0.0515 | spec | J2000 | Optical | SDSS | 0.0 | 0.0514 | spec | J2000 | Optical | SDSS | 2.0 | 95.24254439316816 | 137.49895731677532 | 79.71774684968801 | 137.43478367708394 | 138.19099540091608 | 79.68054090963457 | 79.9728618290101 | 95.72190415877488 | 95.54734226696232 | -85.31887399451254 | -56.88195515933145 | 28.436920378870127 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J100722.96+230234.1 | 10:07:22.96 | +23:02:34.1 | J100725.21+230114.8 | 10:07:25.21 | +23:01:14.8 | J100732.36+230131.7 | 10:07:32.36 | +23:01:31.7 | 0.0413 | spec | J2000 | Optical | SDSS | 1.0 | 0.0417 | spec | J2000 | Optical | SDSS | 2.0 | 0.0417 | spec | J2000 | Optical | SDSS | 2.0 | 100.14352709526187 | 85.16569727889922 | 143.98258632684474 | 69.47798109364436 | 70.1174772063419 | 117.46066468370296 | 118.54180776353503 | 82.448822739862 | 82.448822739862 | -114.8343692651172 | -114.8343692651172 | 0.0 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J102207.11+175017.2 | 10:22:07.11 | +17:50:17.2 | J102212.61+175134.8 | 10:22:12.61 | +17:51:34.8 | J102212.87+175113.6 | 10:22:12.87 | +17:51:13.6 | 0.0274 | spec | J2000 | Optical | SDSS | 1.0 | 0.0263 | spec | J2000 | Optical | SDSS | 1.0 | 0.0286 | spec | J2000 | Optical | SDSS | 0.0 | 21.52254291899608 | 110.40191877502556 | 99.7237873595053 | 60.75527097121735 | 58.39339471498442 | 54.87898933757822 | 57.19989717889266 | 11.383627729334634 | 12.344970789735424 | 320.29985454820263 | -349.0271184557941 | -669.3261360312432 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J102223.90+154443.1 | 10:22:23.90 | +15:44:43.1 | J102228.54+154514.0 | 10:22:28.54 | +15:45:14.0 | J102228.76+154339.0 | 10:22:28.76 | +15:43:39.0 | 0.045 | spec | J2000 | Optical | SDSS | 2.0 | 0.0444 | spec | J2000 | Optical | SDSS | 1.0 | 0.0456 | spec | J2000 | Optical | SDSS | 1.0 | 95.05308279775753 | 73.77039018765778 | 95.03848364227292 | 65.28526492682248 | 64.46074820939639 | 84.10708642106843 | 85.16777950069917 | 83.05761730643889 | 85.18086238678445 | 171.72392572614987 | -171.6253565705157 | -343.34916910723246 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J102411.98+025234.2 | 10:24:11.98 | +02:52:34.2 | J102415.08+025327.5 | 10:24:15.08 | +02:53:27.5 | J102415.56+025241.6 | 10:24:15.56 | +02:52:41.6 | 0.0595 | spec | J2000 | Optical | SDSS | 2.0 | 0.0585 | spec | J2000 | Optical | SDSS | 0.0 | 0.0596 | spec | J2000 | Optical | SDSS | 1.0 | 46.45986130373302 | 70.69418560633957 | 54.1404129395283 | 81.31547190854688 | 80.04302648730452 | 62.27461551104631 | 62.37193613959607 | 52.60387225675473 | 53.52363133113876 | 282.34176897736205 | -28.21952709497083 | -310.56126839464696 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J102546.26+134300.7 | 10:25:46.26 | +13:43:00.7 | J102547.75+134456.9 | 10:25:47.75 | +13:44:56.9 | J102548.60+134340.6 | 10:25:48.60 | +13:43:40.6 | 0.0321 | spec | J2000 | Optical | SDSS | 1.0 | 0.0316 | spec | J2000 | Optical | SDSS | 2.0 | 0.0318 | spec | J2000 | Optical | SDSS | 1.0 | 77.2986649495228 | 118.21087330310216 | 52.48515845326111 | 75.78251105896668 | 74.64682503061422 | 33.647134056080944 | 33.344663178611135 | 48.81192191848631 | 49.10908193586682 | 144.88539150473926 | 86.92281419137457 | -57.96258547850681 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J105609.41+465341.7 | 10:56:09.41 | +46:53:41.7 | J105611.76+465250.5 | 10:56:11.76 | +46:52:50.5 | J105618.05+465155.4 | 10:56:18.05 | +46:51:55.4 | 0.0291 | spec | J2000 | Optical | SDSS | 2.0 | 0.0286 | spec | J2000 | Optical | SDSS | 1.0 | 0.0285 | spec | J2000 | Optical | SDSS | 2.0 | 84.83022998608867 | 56.58454192838165 | 138.37268913372696 | 33.003532257664304 | 32.455947231026094 | 80.70733373055911 | 79.10025194276423 | 48.65720167018494 | 48.49289701797613 | 145.3078594284062 | 174.37790119100586 | 29.070050001778952 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J110441.92+041750.4 | 11:04:41.92 | +04:17:50.4 | J110445.47+041755.2 | 11:04:45.47 | +04:17:55.2 | J110449.56+041636.0 | 11:04:49.56 | +04:16:36.0 | 0.0251 | spec | J2000 | Optical | SDSS | 1.0 | 0.0252 | spec | J2000 | Optical | SDSS | 0.0 | 0.0249 | spec | J2000 | Optical | SDSS | 2.0 | 100.07708998423348 | 53.31675445122213 | 136.36397123366754 | 26.95231505165919 | 27.05643670180897 | 68.93376673457574 | 68.40096584062574 | 50.78571414051229 | 50.199253890243824 | -29.166463374967247 | 58.34146285933476 | 87.50792456871974 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J110517.99+005328.3 | 11:05:17.99 | +00:53:28.3 | J110520.67+005317.1 | 11:05:20.67 | +00:53:17.1 | J110521.51+005256.5 | 11:05:21.51 | +00:52:56.5 | 0.0977 | spec | J2000 | Optical | SDSS | 5.0 | 0.096 | spec | J2000 | Optical | SDSS | 1.0 | 0.0945 | spec | J2000 | Optical | SDSS | 1.0 | 24.1470931224445 | 41.72637555664942 | 61.63126024125113 | 75.38462106639967 | 74.21784499259186 | 111.3456210167048 | 108.09586541949378 | 42.94993731123802 | 42.35189931567684 | 463.4176913384858 | 872.9111953921365 | 409.4953569421174 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J110719.72+025820.5 | 11:07:19.72 | +02:58:20.5 | J110719.87+025926.0 | 11:07:19.87 | +02:59:26.0 | J110723.69+025829.3 | 11:07:23.69 | +02:58:29.3 | 0.075 | spec | J2000 | Optical | SDSS | 1.0 | 0.0761 | spec | J2000 | Optical | SDSS | 1.0 | 0.0743 | spec | J2000 | Optical | SDSS | 2.0 | 80.55613148495061 | 65.53852915824676 | 60.11738034875668 | 93.31367502818526 | 94.5609966874573 | 85.59505020115041 | 84.86539408374887 | 116.22885316986516 | 113.71799311068968 | -305.79695411108986 | 194.76106434563115 | 500.55768499418303 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J111005.18+032833.7 | 11:10:05.18 | +03:28:33.7 | J111005.60+032836.2 | 11:10:05.60 | +03:28:36.2 | J111007.99+032639.5 | 11:10:07.99 | +03:26:39.5 | 0.04 | spec | J2000 | Optical | SDSS | 2.0 | 0.0396 | spec | J2000 | Optical | SDSS | 1.0 | 0.0407 | spec | J2000 | Optical | SDSS | 2.0 | 122.06322081512208 | 6.767131307843037 | 121.70370081183462 | 5.355128123447289 | 5.304106115185494 | 96.30948200897348 | 97.9131663827188 | 95.67366828161796 | 98.20240772595638 | 115.02211538298288 | -201.18227164992044 | -316.2043051870916 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J114938.17-033408.7 | 11:49:38.17 | -03:34:08.7 | J114939.73-033146.9 | 11:49:39.73 | -03:31:46.9 | J114949.79-033103.7 | 11:49:49.79 | -03:31:03.7 | 0.0273 | spec | J2000 | Optical | SDSS | 2.0 | 0.0276 | spec | J2000 | Optical | SDSS | 2.0 | 0.0267 | spec | J2000 | Optical | SDSS | 2.0 | 156.68769367174005 | 143.71047748168024 | 253.94771327766796 | 78.80614327909055 | 79.64341422965414 | 139.25665148881336 | 136.29437608808558 | 86.83530324626715 | 84.09467907403635 | -87.30351655861425 | 174.68352939810654 | 261.98700126561886 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J120550.07+202837.2 | 12:05:50.07 | +20:28:37.2 | J120551.47+203119.1 | 12:05:51.47 | +20:31:19.1 | J120554.22+203421.1 | 12:05:54.22 | +20:34:21.1 | 0.0225 | spec | J2000 | Optical | SDSS | 2.0 | 0.0238 | spec | J2000 | Optical | SDSS | 1.0 | 0.0238 | spec | J2000 | Optical | SDSS | 1.0 | 186.0536277554576 | 163.09054549273844 | 348.80641361748866 | 74.13628663831878 | 78.29689350400388 | 158.55739634141756 | 167.45580522776547 | 89.32106416341128 | 89.32106416341128 | -379.9050414131757 | -379.9050414131757 | 0.0 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J120718.36+204450.9 | 12:07:18.36 | +20:44:50.9 | J120721.00+204503.5 | 12:07:21.00 | +20:45:03.5 | J120722.37+204353.6 | 12:07:22.37 | +20:43:53.6 | 0.0591 | spec | J2000 | Optical | SDSS | 1.0 | 0.0594 | spec | J2000 | Optical | SDSS | 1.0 | 0.0591 | spec | J2000 | Optical | SDSS | 2.0 | 72.49377104531438 | 39.11643268089743 | 80.29700624933595 | 44.711966744633536 | 44.92306071983528 | 91.78334595084992 | 91.78334595084992 | 83.2550888534598 | 82.86387224042765 | -84.68255671579911 | 0.0 | 84.68255671579911 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J121425.18+082251.9 | 12:14:25.18 | +08:22:51.9 | J121428.15+082225.6 | 12:14:28.15 | +08:22:25.6 | J121431.24+082225.7 | 12:14:31.24 | +08:22:25.7 | 0.0733 | spec | J2000 | Optical | SDSS | 2.0 | 0.0724 | spec | J2000 | Optical | SDSS | 5.0 | 0.074 | spec | J2000 | Optical | SDSS | 1.0 | 45.85597404956169 | 51.32508272017788 | 93.6688768150687 | 71.56192356178649 | 70.75755438085004 | 130.60134825896895 | 131.7409376640962 | 63.21775641723631 | 64.4943040228478 | 250.82719173830387 | -194.94246519604053 | -445.76941312577935 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J121442.50+125924.8 | 12:14:42.50 | +12:59:24.8 | J121442.95+125746.4 | 12:14:42.95 | +12:57:46.4 | J121443.11+125837.4 | 12:14:43.11 | +12:58:37.4 | 0.0579 | spec | J2000 | Optical | SDSS | 2.0 | 0.059 | spec | J2000 | Optical | SDSS | 2.0 | 0.057 | spec | J2000 | Optical | SDSS | 2.0 | 51.05359780387034 | 98.61959778250048 | 48.2312799544156 | 110.59429816016014 | 112.54946364049016 | 54.0876729966881 | 53.30345041096964 | 58.26483963578404 | 56.42257309804302 | -310.7373151237426 | 254.4800711782989 | 565.2168863596789 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J131628.81+525737.2 | 13:16:28.81 | +52:57:37.2 | J131629.82+525601.2 | 13:16:29.82 | +52:56:01.2 | J131637.18+525447.6 | 13:16:37.18 | +52:54:47.6 | 0.0335 | spec | J2000 | Optical | SDSS | 2.0 | 0.0327 | spec | J2000 | Optical | SDSS | 1.0 | 0.0322 | spec | J2000 | Optical | SDSS | 1.0 | 99.23176824017146 | 96.4330487765112 | 185.7144993054485 | 64.40934201343943 | 62.93147913063664 | 124.04200483530587 | 119.41425335162874 | 64.75790230976921 | 63.80593630264977 | 231.5361186150445 | 376.3371700195405 | 144.80119253653805 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J132356.94+305917.0 | 13:23:56.94 | +30:59:17.0 | J132359.96+305556.7 | 13:23:59.96 | +30:55:56.7 | J132404.73+305723.5 | 13:24:04.73 | +30:57:23.5 | 0.0228 | spec | J2000 | Optical | SDSS | 2.0 | 0.0223 | spec | J2000 | Optical | SDSS | 1.0 | 0.0246 | spec | J2000 | Optical | SDSS | 5.0 | 106.3015827439821 | 204.03208254282725 | 151.39386868161674 | 93.94976304016792 | 91.94489748210908 | 69.71167431664395 | 75.05222373323745 | 47.9036826256468 | 52.69810620981482 | 146.20311091271213 | -525.7395565204214 | -671.9420897140186 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J133227.93+071859.2 | 13:32:27.93 | +07:18:59.2 | J133232.26+071739.1 | 13:32:32.26 | +07:17:39.1 | J133242.55+071938.1 | 13:32:42.55 | +07:19:38.1 | 0.0227 | spec | J2000 | Optical | SDSS | 1.0 | 0.0225 | spec | J2000 | Optical | SDSS | 0.0 | 0.0234 | spec | J2000 | Optical | SDSS | 2.0 | 193.90500268442477 | 102.79252994825866 | 220.9628868846243 | 47.13051338256996 | 46.726537344627246 | 101.31178114410731 | 104.3478188705393 | 88.14365551470024 | 91.56996626664612 | 58.47838786246063 | -204.58430722165173 | -263.06265988071806 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J141057.24+252950.0 | 14:10:57.24 | +25:29:50.0 | J141102.54+253109.7 | 14:11:02.54 | +25:31:09.7 | J141105.14+252857.9 | 14:11:05.14 | +25:28:57.9 | 0.031 | spec | J2000 | Optical | SDSS | 1.0 | 0.0315 | spec | J2000 | Optical | SDSS | 2.0 | 0.0294 | spec | J2000 | Optical | SDSS | 5.0 | 136.41963315022497 | 107.23914902555056 | 118.97890149900104 | 66.48051240325849 | 67.51228623039546 | 73.75830942994374 | 70.08586932497099 | 85.88282734777371 | 80.35952981468253 | -144.9696884499357 | 464.3755693185015 | 609.3447989220662 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J141151.61-000303.2 | 14:11:51.61 | -00:03:03.2 | J141153.47-000302.3 | 14:11:53.47 | -00:03:02.3 | J141153.81-000203.0 | 14:11:53.81 | -00:02:03.0 | 0.055 | spec | J2000 | Optical | SDSS | 2.0 | 0.0538 | spec | J2000 | Optical | SDSS | 1.0 | 0.0531 | spec | J2000 | Optical | SDSS | 2.0 | 59.51890443863463 | 27.91450140969321 | 68.65157967811137 | 29.83795508660184 | 29.228341061432065 | 73.38202896751176 | 71.00621263458845 | 62.32025473079423 | 61.560302095931405 | 340.28820544063007 | 538.9683018110211 | 198.6805039598996 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J141421.15+025721.2 | 14:14:21.15 | +02:57:21.2 | J141422.72+025834.5 | 14:14:22.72 | +02:58:34.5 | J141422.99+025840.8 | 14:14:22.99 | +02:58:40.8 | 0.0263 | spec | J2000 | Optical | SDSS | 2.0 | 0.026 | spec | J2000 | Optical | SDSS | 2.0 | 0.0262 | spec | J2000 | Optical | SDSS | 2.0 | 7.486538225916037 | 76.98056602993654 | 84.23704159152331 | 40.71629032760862 | 40.2663791093397 | 44.55435986850892 | 44.390292467653325 | 3.915998569094272 | 3.945172042368132 | 87.41411887473792 | 29.135200905268444 | -58.27891962970124 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J143430.61+230529.9 | 14:34:30.61 | +23:05:29.9 | J143438.51+230443.2 | 14:34:38.51 | +23:04:43.2 | J143442.15+230637.5 | 14:34:42.15 | +23:06:37.5 | 0.0378 | spec | J2000 | Optical | SDSS | 2.0 | 0.0374 | spec | J2000 | Optical | SDSS | 0.0 | 0.0379 | spec | J2000 | Optical | SDSS | 5.0 | 124.84778585673035 | 118.59285099824866 | 172.97609816764884 | 88.919200223292 | 88.02029001557338 | 129.69497045854914 | 130.0225538530732 | 92.66273832200804 | 93.84549733721352 | 115.26599417541992 | -28.80955815444755 | -144.07554697824216 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J143801.02+101051.5 | 14:38:01.02 | +10:10:51.5 | J143802.18+100944.5 | 14:38:02.18 | +10:09:44.5 | J143810.34+100805.8 | 14:38:10.34 | +10:08:05.8 | 0.0269 | spec | J2000 | Optical | SDSS | 2.0 | 0.0279 | spec | J2000 | Optical | SDSS | 1.0 | 0.0277 | spec | J2000 | Optical | SDSS | 2.0 | 155.7507796255735 | 69.154304730672 | 215.38949864214612 | 37.38431225847472 | 38.72747388431582 | 116.43799045908015 | 119.78555333185292 | 87.2228312308652 | 86.61839800422922 | -291.02582167014697 | -232.84334053841997 | 58.18252523243235 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J150631.41+404146.4 | 15:06:31.41 | +40:41:46.4 | J150640.58+404134.9 | 15:06:40.58 | +40:41:34.9 | J150645.48+404051.5 | 15:06:45.48 | +40:40:51.5 | 0.0294 | spec | J2000 | Optical | SDSS | 0.0 | 0.0308 | spec | J2000 | Optical | SDSS | 1.0 | 0.0292 | spec | J2000 | Optical | SDSS | 2.0 | 70.6385908131954 | 104.92192591128558 | 169.1866831905373 | 61.80544866439528 | 64.63986801630787 | 99.66133171700886 | 99.007137448857 | 43.518732117857496 | 41.33732358804684 | -406.3681261022913 | 58.09773577734951 | 464.46573922325854 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J150821.57+191131.6 | 15:08:21.57 | +19:11:31.6 | J150823.96+191229.2 | 15:08:23.96 | +19:12:29.2 | J150831.30+191103.6 | 15:08:31.30 | +19:11:03.6 | 0.0219 | spec | J2000 | Optical | SDSS | 2.0 | 0.0211 | spec | J2000 | Optical | SDSS | 1.0 | 0.0204 | spec | J2000 | Optical | SDSS | 2.0 | 134.68047795294456 | 66.81302211110058 | 140.6566925098288 | 29.58279095071129 | 28.529677786805973 | 62.27854090206489 | 58.118046573734354 | 57.50960694131128 | 55.64872990096135 | 234.1654070701233 | 439.2104568977653 | 205.0452857139978 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J151310.42+042855.5 | 15:13:10.42 | +04:28:55.5 | J151311.70+042701.6 | 15:13:11.70 | +04:27:01.6 | J151311.80+042952.5 | 15:13:11.80 | +04:29:52.5 | 0.036 | spec | J2000 | Optical | SDSS | 1.0 | 0.0352 | spec | J2000 | Optical | SDSS | 2.0 | 0.0366 | spec | J2000 | Optical | SDSS | 2.0 | 170.90654261149146 | 115.49724903430364 | 60.62065631383362 | 82.65199002782424 | 80.8926229488824 | 43.381274645277486 | 44.07267972857701 | 119.700500458347 | 124.25317992335545 | 230.9771768193402 | -173.11587857309866 | -404.09287465638783 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J151640.00+215938.7 | 15:16:40.00 | +21:59:38.7 | J151641.90+215955.7 | 15:16:41.90 | +21:59:55.7 | J151644.79+215932.2 | 15:16:44.79 | +21:59:32.2 | 0.0805 | spec | J2000 | Optical | SDSS | 2.0 | 0.0814 | spec | J2000 | Optical | SDSS | 1.0 | 0.0808 | spec | J2000 | Optical | SDSS | 1.0 | 46.56031126698144 | 31.42136037390522 | 66.9377023959786 | 47.71213274390208 | 48.19516405930547 | 101.6423383419477 | 101.9855875849542 | 71.41580801918681 | 70.93880627409669 | -248.9476417626236 | -83.00559688311078 | 165.94208323518117 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J160633.13+174632.3 | 16:06:33.13 | +17:46:32.3 | J160638.60+174659.8 | 16:06:38.60 | +17:46:59.8 | J160639.35+174540.3 | 16:06:39.35 | +17:45:40.3 | 0.0379 | spec | J2000 | Optical | SDSS | 1.0 | 0.0368 | spec | J2000 | Optical | SDSS | 1.0 | 0.039 | spec | J2000 | Optical | SDSS | 1.0 | 80.21858236882811 | 82.829554163832 | 102.94761967265109 | 62.261261995023496 | 60.533682730854245 | 77.38359556451378 | 79.52508628681369 | 58.62552639881173 | 61.96733547576785 | 317.05779875963043 | -316.7219488073578 | -633.7790356782973 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J160709.88+183828.6 | 16:07:09.88 | +18:38:28.6 | J160710.49+184004.7 | 16:07:10.49 | +18:40:04.7 | J160715.79+184140.8 | 16:07:15.79 | +18:41:40.8 | 0.0388 | spec | J2000 | Optical | SDSS | 1.0 | 0.0399 | spec | J2000 | Optical | SDSS | 2.0 | 0.0385 | spec | J2000 | Optical | SDSS | 1.0 | 122.09437089734382 | 96.49024130239488 | 209.7486556673743 | 74.17234060810827 | 76.17515385023785 | 161.2344266141572 | 160.0450539213523 | 96.38858149608886 | 93.1619805218063 | -316.4476912481565 | 86.3621028538584 | 402.8096709666924 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J162906.60+114231.2 | 16:29:06.60 | +11:42:31.2 | J162907.29+114331.2 | 16:29:07.29 | +11:43:31.2 | J162908.94+114447.8 | 16:29:08.94 | +11:44:47.8 | 0.052 | spec | J2000 | Optical | SDSS | 2.0 | 0.0517 | spec | J2000 | Optical | SDSS | 2.0 | 0.0506 | spec | J2000 | Optical | SDSS | 2.0 | 80.34164123708543 | 60.84985375962842 | 140.85691356038794 | 61.713344548592765 | 61.37908628982704 | 142.85574576632558 | 139.2401379351012 | 81.04040068259165 | 79.41946848770196 | 85.27831741771926 | 398.1735131889093 | 312.89531461256644 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J163300.85+114510.1 | 16:33:00.85 | +11:45:10.1 | J163304.69+114431.3 | 16:33:04.69 | +11:44:31.3 | J163305.33+114532.4 | 16:33:05.33 | +11:45:32.4 | 0.0517 | spec | J2000 | Optical | SDSS | 1.0 | 0.0543 | spec | J2000 | Optical | SDSS | 2.0 | 0.0533 | spec | J2000 | Optical | SDSS | 1.0 | 61.81866868422356 | 68.4519703694492 | 69.46706212902163 | 69.04732117536585 | 72.29716576898686 | 70.07124154416425 | 72.10323773017299 | 65.29124747409882 | 64.16459869891648 | -738.2704796974889 | -454.5365544961516 | 283.7349902141642 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J231138.88+150741.7 | 23:11:38.88 | +15:07:41.7 | J231142.06+150638.3 | 23:11:42.06 | +15:06:38.3 | J231143.99+150603.1 | 23:11:43.99 | +15:06:03.1 | 0.0418 | spec | J2000 | Optical | SDSS | 2.0 | 0.04 | spec | J2000 | Optical | SDSS | 1.0 | 0.0403 | spec | J2000 | Optical | SDSS | 2.0 | 44.94690609947469 | 78.35849823482285 | 123.27904682904162 | 64.66007246330133 | 62.008520083252925 | 101.72772935597304 | 98.25264788136492 | 35.56846024788623 | 35.82240982502565 | 517.0521641311452 | 430.8148189061236 | -86.23756009665122 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J231224.52+135704.6 | 23:12:24.52 | +13:57:04.6 | J231225.99+135450.2 | 23:12:25.99 | +13:54:50.2 | J231229.22+135632.1 | 23:12:29.22 | +13:56:32.1 | 0.0341 | spec | J2000 | Optical | SDSS | 2.0 | 0.0339 | spec | J2000 | Optical | SDSS | 1.0 | 0.0341 | spec | J2000 | Optical | SDSS | 1.0 | 112.22748155724418 | 136.0932576138159 | 75.74809827523298 | 92.46070355361444 | 91.94042003127048 | 51.46267039363872 | 51.46267039363872 | 75.81743559041098 | 76.24648042651948 | 57.83365516508549 | 0.0 | -57.83365516508549 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Triple AGN Candidate | 0.5 | Dual AGN Candidate | 0.5 | -99 | -99.0 | Optical Spectroscopy / Fiber Spectroscopy / Spectroscopic Emission Line Ratios | -99 | J232402.98-095341.9 | 23:24:02.98 | -09:53:41.9 | J232403.39-095334.6 | 23:24:03.39 | -09:53:34.6 | J232407.99-095334.3 | 23:24:07.99 | -09:53:34.3 | 0.0693 | spec | J2000 | Optical | SDSS | 2.0 | 0.071 | spec | J2000 | Optical | SDSS | 2.0 | 0.0697 | spec | J2000 | Optical | SDSS | 2.0 | 67.97467447040043 | 9.4866133059923 | 74.42141464856958 | 12.563840985588334 | 12.846485307179304 | 98.5619197713635 | 99.0844499419472 | 92.04925179070054 | 90.50127925795888 | -474.979843314134 | -111.82795307865108 | 363.1521059958866 | Liu+2011b | 2011ApJ...737..101L | https://doi.org/10.1088/0004-637X/737/2/101 | |
| Dual/Triple AGN Candidate | -1.0 | -99 | -99.0 | -99 | Optical Spectroscopy / Optical Spectroscopic Emission Lines | NGC 3341 | NGC 3341B Nucleus | 10:42:31.47 | +05:02:37.63 | NGC 3341B | 10:42:32.05 | +05:02:41.51 | NGC 3341C | 10:42:31.75 | +05:02:52.83 | 0.027339 | spec | J2000 | X-ray | Chandra | 0.027154 | spec | J2000 | X-ray | Chandra | 0.027169 | spec | J2000 | Optical | SDSS | 12.175209053761831 | 9.495221788794574 | 15.76526369790011 | 5.214064125368046 | 5.179933260696476 | 8.657101192854142 | 8.60502817861998 | 6.6419481015114 | 6.645497277800972 | 53.84783452806359 | 49.48143268559895 | -4.366401972598958 | Barth+2008 ; Bianchi+2013 | 2008ApJ...683L.119B ; 2013MNRAS.435.2335B | https://doi.org/10.1086/591905 ; https://doi.org/10.1093/mnras/stt1459 | |||||
| Dual AGN | 1.0 | Triple AGN Candidate | -0.5 | -99 | Optical Spectroscopic Emission Lines | X-ray Imaging / Optical Long-Slit Spectroscopy | SDSS J1027+1749 | J102700.40+174900.8 (SDSS J1027+1749A) | 10:27:00.40 | +17:49:00.8 | J102700.55+174900.2 (SDSS J1027+1749B) | 10:27:00.55 | +17:49:00.2 | J102700.38+174902.6 (SDSS J1027+1749C) | 10:27:00.38 | +17:49:02.6 | 0.0668 | spec | J2000 | Optical | SDSS | 0.0664 | spec | J2000 | Optical | SDSS | 0.0652 | spec | J2000 | Optical | SDSS | 3.413754033813309 | 2.224532885116226 | 1.822518547493453 | 2.848160321105552 | 2.832432829114394 | 2.3334449430620894 | 2.28183000507663 | 4.346633426095346 | 4.274088949613047 | 112.13200430789092 | 448.78023505017353 | 336.648420237176 | Liu+2011a | 2011ApJ...736L...7L | https://doi.org/10.1088/2041-8205/736/1/L7 | ||||
| Triple AGN Candidate | 0.5 | -99 | -99.0 | -99 | Serendipitous / HST Imaging | J123652+621354 | J123652+621354A | 12:36:52.77 | +62:13:54.8 | J123652+621354BC | J123652+621354D | 1.355 | spec | J2000 | J2000 | J2000 | 1.4 | 0.38 | 1.18 | 3.196277220041777 | 9.92528189381394 | -99.99 | -99.99 | -99.99 | Schawinski+2011 | 2011ApJ...743L..37S | 10.1088/2041-8205/743/2/L37 | |||||||||||||||||||||||
| Triple AGN | 1.0 | -99 | -99.0 | -99 | Mid-Infrared Selection / Optical Spectroscopy | X-ray Imaging / X-ray Spectroscopy / Optical Spectroscopy | SDSS J0849+1114 | J0849+1114 Gal 1 | 08:49:05.529 | +11:14:47.876 | J0849+1114 Gal 2 | 08:49:05.381 | +11:14:47.876 | J0849+1114 | 08:49:05.448 | +11:14:51.646 | 0.77 | spec | J2000 | 0.3-8 keV | Chandra | 0.77 | spec | J2000 | 0.3-8 keV | Chandra | 0.77 | spec | J2000 | 0.3-8 keV | Chandra | 3.896729705411597 | 2.1773687758887337 | 3.953854773649699 | 16.13152115736086 | 16.13152115736086 | 29.293013035069663 | 29.293013035069663 | 28.869789253639947 | 28.869789253639947 | 0.0 | 0.0 | 0.0 | Pfeifle+2019b ; Gabányi+2019 ; Liu+2019 | 2019ApJ...883..167P ; 2019A&A...630L...5G ; 2019ApJ...887...90L | https://doi.org/10.3847/1538-4357/ab3a9b ; https://doi.org/10.1051/0004-6361/201936519 ; https://doi.org/10.3847/1538-4357/ab54c3 | ||||
| Triple AGN Candidate | 0.0 | Recoil AGN Candidate | 0.0 | -99 | Optical Imaging / Optical Spectroscopy | SDSS J1056+5516 | SDSS J1056+5516A | 10:56:09.79 | +55:16:04.0 | SDSS J1056+5516B | 10:56:09.48 | +55:16:00.9 | SDSS J1056+5516C | 10:56:09.21 | +55:16:04.2 | 0.2564 | spec | J2000 | Optical | SDSS | 0.2572 | spec | J2000 | Optical | SDSS | 0.2566 | spec | J2000 | Optical | SDSS | 4.026717418159014 | 4.07785962985514 | 4.960783401476027 | 16.24321586079822 | 16.280215348176576 | 19.76013961807273 | 19.771399983047694 | 16.07603808476632 | 16.04864277473569 | -190.32461471219864 | -47.59251860025356 | 142.7321105734323 | Kalfountzou+2017 | 2017ApJ...851L..15K | https://doi.org/10.3847/2041-8213/aa9b2d | |||||
| Triple AGN Candidate | -1.0 | Dual AGN Candidate | 1.0 | -99 | Optical Spectroscopy / Optical Fiber Spectroscopy | Follow-up Spectroscopy / Near-IR Imaging | QQQ J1519+0627 | QQQ1519A | 15:19:47.3 | +06:27:53 | QQQ1519B | 15:19:45.7 | +06:27:52 | QQQ1519C | 15:19:45.9 | +06:27:49 | 1.504 | spec | J2000 | Near-IR | Calar Alto | 1.513 | spec | J2000 | Near-IR | Calar Alto | 1.506 | spec | J2000 | Near-IR | Calar Alto | 4.229176388026303 | 23.86835682169724 | 21.246422615385452 | 202.00707743896237 | 202.04490707406868 | 179.81664052657226 | 179.82442007885575 | 35.79984817144438 | 35.79469377763869 | -1072.749188827954 | -238.72251684696133 | 834.0290610593073 | Farina+2013 | 2013MNRAS.431.1019F | https://doi.org/10.1093/mnras/stt209 | ||||
| Triple AGN | 1.0 | -99 | -99.0 | -99 | Follow-up Observations | Imaging / Spectroscopy | QQQ 1432-0106 | QSO A | 14:32:29.232 | -01:06:15.68 | QSO B | 14:32:28.9 | -01:06:13 | QSO C | 14:32:29.2 | -01:06:12 | 2.076 | spec | J2000 | 2.076 | spec | J2000 | 2.08 | spec | J2000 | 4.608957566015831 | 5.654519759321511 | 3.711160801351015 | 47.12496463303518 | 47.12496463303518 | 30.928943386017632 | 30.921332466981287 | 38.41121289488915 | 38.40176075720109 | 0.0 | -388.5638385457152 | -388.5638385457152 | Djorgovski+2007 | 2007ApJ...662L...1D | https://doi.org/10.1086/519162 | ||||||||||
| Triple AGN Candidate | -1.0 | Dual AGN | 1.0 | -99 | Optical Double-Peaked Spectroscopic Emission Lines / Radio Imaging / Radio Triple Sources | SDSS J150243.1+111557 | SDSS J1502+1115P | 15:02:43.088667 | 11:15:57.40016 | SDSS J1502+1115SE | 15:02:43.180261 | 11:15:57.06831 | SDSS J1502+1115SW | 15:02:43.178473 | 11:15:57.06508 | 0.39 | spec | J2000 | 5GHz | VLBA | 0.39 | spec | J2000 | 5GHz | VLBA | 0.39 | spec | J2000 | 5GHz | VLBA | 0.0265007904178116 | 1.3876991554941265 | 1.3629641227745932 | 7.3412126578335 | 7.3412126578335 | 7.210359270358531 | 7.210359270358531 | 0.1401946072299495 | 0.1401946072299495 | 0.0 | 0.0 | 0.0 | Deane+2014 ; Wrobel+2014 | 2014Natur.511...57D ; 2014ApJ...792L...8W | https://doi.org/10.1038/nature13454 ; https://doi.org/10.1088/2041-8205/792/1/L8 | |||||
| Triple AGN Candidate | 0.0 | -99 | -99.0 | -99 | Serendipitous / Gemini AO Imaging / Radio VLA Imaging / Spitzer Imaging | 4HERMES S250 SF J003519.2-440055 | ES1C_60 | 00:35:18.99 | -44:00:56.7 | ES1C_62 | 00:35:18.92 | -44:00:54.8 | ES1C_55 | 00:35:18.73 | -44:00:57.3 | 1.45 | phot | J2000 | 1.44 | phot | J2000 | 1.37 | phot | J2000 | 3.232766572482313 | 2.0445514272291785 | 2.8681370265877333 | 17.27719627185775 | 17.270849099441445 | 24.23679134845465 | 24.146627036378344 | 27.308006491539405 | 27.21641539360873 | 1222.8987713385172 | 9922.577757887697 | 8700.859945551176 | Lacy+2018 | 2018ApJ...8f64....8L | https://doi.org/10.3847/1538-4357/aad27d | |||||||||||
| Triple SMBH Candidate | 0.0 | -99 | -99.0 | -99 | Radio Imaging | 4C31.61 (2201+315) | C0 | 22:03:14.9757 | +31:45:38.269 | C9 | C3 | 0.29474 | spec | J2000 | 0.29474 | spec | J2000 | 0.29474 | spec | J2000 | 0.000577 | 0.000296 | 0.0013023824480404 | 0.0013023824480404 | 0.0025387657855382 | 0.0025387657855382 | 0.0 | 0.0 | 0.0 | Roland+2020 | 2020A&A...634A.101R | https://doi.org/10.1051/0004-6361/201834740 | ||||||||||||||||||
| Dual AGN | 1.0 | Triple AGN Candidate | 0.5 | -99 | X-ray Imaging / X-ray Spectroscopy | X-ray Imaging / X-ray Spectroscopy | HCG 16 | NGC 833 | 02:09:20.861 | -10:07:59.41 | NGC 835 | 02:09:24.613 | -10:08:09.50 | NGC 839 | 02:09:42.754 | -10:11:02.40 | 0.01286 | NED | J2000 | X-ray | Chandra | 0.01283 | spec | J2000 | X-ray | Chandra | 0.01292 | NED | J2000 | X-ray | Chandra | 318.80549398075124 | 56.3131931104882 | 371.44834010483794 | 14.802576724098968 | 14.768583002444556 | 97.63950949563556 | 98.08791336916052 | 83.60927767410071 | 84.18658074059614 | 8.85624157506501 | -17.71169621995188 | -26.567937748401956 | Turner+2001 ; Koss+2012 ; O'Sullivan+2014 ; Oda+2018 | 2001A&A...365L.110T ; 2012ApJ...746L..22K ; 2014ApJ...793...73O ; 2018ApJ...855...79O | https://doi.org/10.1051/0004-6361:20000070 ; https://doi.org/10.1088/2041-8205/746/2/L22 ; https://doi.org/10.1088/0004-637X/793/2/73 ; https://doi.org/10.3847/1538-4357/aaaccc | ||||
| Triple AGN | 1.0 | -99 | -99.0 | -99 | Serendipitous / MUSE Imaging / Spectroscopy | MUSE Imaging / Spectroscopy | J102009.99+104002.7 (ELAN J1020+1040) | J102009.99+104002.7 | 10:20:09.99 | +10:40:02.7 | QSO2 | 10:20:09.58 | +10:40:02.30 | AGN1 | 10:20:09.92 | +10:40:13.93 | 3.164 | spec | J2000 | Optical | SDSS | 3.156 | spec | J2000 | Optical | MUSE | 3.179 | spec | J2000 | Optical | MUSE | 12.66394179115044 | 6.0569406003269615 | 11.277305176124132 | 45.899248850210064 | 45.93633451854533 | 85.45895870445582 | 85.32949182937939 | 96.0443736909472 | 95.8214485392776 | 574.9994683805995 | -1075.1493473094242 | -1650.1374049457893 | Arrigoni Battaia+2018 | 2018MNRAS.473.3907A | https://doi.org/10.1093/mnras/stx2465 | ||||
| Triple AGN Candidate | 0.0 | -99 | -99.0 | -99 | Optical Varstrometry / Optical Imaging | SDSS J121135.93+354417.6 | SDSS J121135.93+354417.6 | 12:11:35.93 | +35:44:17.6 | SDSS J121135.93+354417.6 | 12:11:35.93 | +35:44:17.6 | SDSS J121135.93+354417.6 | 12:11:35.93 | +35:44:17.6 | 0.06 | spec | J2000 | Optical | SDSS | 0.06 | spec | J2000 | Optical | SDSS | 0.06 | spec | J2000 | Optical | SDSS | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | Shen+2019 | 2019ApJ...885L...4S | https://doi.org/10.3847/2041-8213/ab4b54 | |||||
| Dual AGN Candidate | 0.5 | Triple AGN Candidate | 0.0 | -99 | Mid-IR Imaging / Mid-IR Colors / X-ray Imaging | J130653.60+073518.1 | J1306+0735 NE | 13:06:53.601 | +07:35:18.85 | J1306+0735 SW | 13:06:53.429 | +07:35:17.17 | J1306+0735 SE | 13:06:53.550 | +07:35:14.44 | 0.11111 | spec | J2000 | X-ray | Chandra | J2000 | X-ray | Chandra | J2000 | X-ray | Chandra | 3.269508853994048 | 3.059856681886455 | 4.474720171757396 | 6.191077550854019 | 9.053802998590529 | -99.99 | -99.99 | -99.99 | Satyapal+2017 ; Pfeifle+2019a | 2017ApJ...848..126S ; 2019ApJ...875..117P | https://doi.org/10.3847/1538-4357/aa88ca ; https://doi.org/10.3847/1538-4357/ab07bc |