GWTC

The Gravitational-wave Transient Catalog (GWTC) is a cumulative set of gravitational wave transients maintained by the LIGO/Virgo/KAGRA collaboration. The online GWTC contains confidently-detected events from multiple data releases. For further information, see documentation for individual releases: GWTC-1, GWTC-2, GWTC-2.1, GWTC-3, and GWTC-4.0.

Note, this catalog is only updated periodically, and may not contain recently published events. For the most recent events, you can browse all available events.

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List contains 219 events.
Name Version Release GPS Mass 1 (M) Mass 2 (M) Network SNR Distance (Mpc) χeff Total Mass (M) Chirp Mass (M) Detector Frame Chirp Mass (M) Redshift False Alarm Rate (yr-1) Pastro Final Mass (M)
GW191230_180458 v1 GWTC-3-confident 1261764316.4 49.4 +14.0 -9.6 37 +11 -12 10.4 +0.3 -0.4 4300 +2100 -1900 -0.05 +0.26 -0.31 86 +19 -12 36.5 +8.2 -5.6 -- 0.69 +0.26 -0.27 0.050 0.96 82 +17 -11
GW191222_033537 v1 GWTC-3-confident 1261020955.1 45.1 +10.9 -8.0 34.7 +9.3 -10.5 12.5 +0.2 -0.3 3000 +1700 -1700 -0.04 +0.20 -0.25 79 +16 -11 33.8 +7.1 -5.0 -- 0.51 +0.23 -0.26 ≤ 1.0e-05 ≥ 0.99 75.5 +15.3 -9.9
GW191219_163120 v1 GWTC-3-confident 1260808298.4 31.1 +2.2 -2.8 1.17 +0.07 -0.06 9.1 +0.5 -0.8 550 +240 -160 0.00 +0.07 -0.09 32.3 +2.2 -2.7 4.31 +0.12 -0.17 -- 0.11 +0.05 -0.03 4.0 0.82 32.2 +2.2 -2.7
GW191216_213338 v1 GWTC-3-confident 1260567236.4 12.1 +4.6 -2.2 7.7 +1.6 -1.9 18.6 +0.2 -0.2 340 +120 -130 0.11 +0.13 -0.06 19.80 +2.70 -0.93 8.33 +0.22 -0.19 -- 0.07 +0.02 -0.03 ≤ 1.0e-05 ≥ 0.99 18.87 +2.81 -0.93
GW191215_223052 v1 GWTC-3-confident 1260484270.3 24.9 +7.1 -4.1 18.1 +3.8 -4.1 11.2 +0.3 -0.4 1930 +890 -860 -0.04 +0.17 -0.21 43.3 +5.3 -4.3 18.4 +2.2 -1.7 -- 0.35 +0.13 -0.14 ≤ 1.0e-05 ≥ 0.99 41.4 +5.1 -4.1
GW191204_171526 v1 GWTC-3-confident 1259514944.0 11.7 +3.3 -1.7 8.4 +1.3 -1.7 17.4 +0.2 -0.3 640 +200 -260 0.16 +0.08 -0.05 20.19 +1.64 -0.95 8.56 +0.41 -0.28 -- 0.13 +0.04 -0.05 ≤ 1.0e-05 ≥ 0.99 19.18 +1.71 -0.93
GW191204_110529 v1 GWTC-3-confident 1259492747.5 27.3 +10.8 -5.9 19.2 +5.5 -6.0 8.9 +0.4 -0.6 1900 +1700 -1100 0.05 +0.25 -0.26 47.1 +9.1 -7.8 19.8 +3.6 -3.2 -- 0.34 +0.25 -0.18 3.3 0.74 45.0 +8.7 -7.5
GW191129_134029 v1 GWTC-3-confident 1259070047.1 10.7 +4.1 -2.1 6.7 +1.5 -1.7 13.1 +0.2 -0.3 790 +260 -330 0.06 +0.16 -0.08 17.5 +2.4 -1.2 7.31 +0.43 -0.28 -- 0.16 +0.05 -0.06 ≤ 1.0e-05 ≥ 0.99 16.8 +2.5 -1.2
GW191127_050227 v1 GWTC-3-confident 1258866165.5 53 +47 -20 24 +17 -14 9.2 +0.7 -0.6 3400 +3100 -1900 0.18 +0.34 -0.36 80 +39 -22 29.9 +11.7 -9.1 -- 0.57 +0.40 -0.29 0.25 0.74 76 +39 -21
GW191126_115259 v1 GWTC-3-confident 1258804397.6 12.1 +5.5 -2.2 8.3 +1.9 -2.4 8.3 +0.2 -0.5 1620 +740 -740 0.21 +0.15 -0.11 20.7 +3.4 -2.0 8.65 +0.95 -0.71 -- 0.30 +0.12 -0.13 3.2 0.70 19.6 +3.5 -2.0
GW191113_071753 v1 GWTC-3-confident 1257664691.8 29 +12 -14 5.9 +4.4 -1.3 7.9 +0.5 -1.1 1370 +1150 -620 0.00 +0.37 -0.29 34.5 +10.5 -9.8 10.7 +1.1 -1.0 -- 0.26 +0.18 -0.11 26 0.68 34 +11 -10
GW191109_010717 v1 GWTC-3-confident 1257296855.2 65 +11 -11 47 +15 -13 17.3 +0.5 -0.5 1290 +1130 -650 -0.29 +0.42 -0.31 112 +20 -16 47.5 +9.6 -7.5 -- 0.25 +0.18 -0.12 0.00018 ≥ 0.99 107 +18 -15
GW191105_143521 v1 GWTC-3-confident 1256999739.9 10.7 +3.7 -1.6 7.7 +1.4 -1.9 9.7 +0.3 -0.5 1150 +430 -480 -0.02 +0.13 -0.09 18.5 +2.1 -1.3 7.82 +0.61 -0.45 -- 0.23 +0.07 -0.09 0.012 ≥ 0.99 17.6 +2.1 -1.2
GW191103_012549 v1 GWTC-3-confident 1256779567.5 11.8 +6.2 -2.2 7.9 +1.7 -2.4 8.9 +0.3 -0.5 990 +500 -470 0.21 +0.16 -0.10 20.0 +3.7 -1.8 8.34 +0.66 -0.57 -- 0.20 +0.09 -0.09 0.46 0.94 19.0 +3.8 -1.7
GW190930_133541 v2 GWTC-2.1-confident 1253885759.2 14.2 +8.0 -4.0 6.9 +2.4 -2.1 9.7 +0.3 -0.5 770 +320 -320 0.19 +0.22 -0.16 21.2 +5.9 -2.0 8.5 +0.5 -0.4 -- 0.16 +0.06 -0.06 0.012 1.00 20.2 +6.1 -2.0
GW190929_012149 v2 GWTC-2.1-confident 1253755327.4 66.3 +21.6 -16.6 26.8 +14.7 -10.6 9.7 +0.4 -0.6 3130 +2510 -1370 -0.03 +0.23 -0.28 93.3 +23.3 -15.0 35.6 +10.2 -7.4 -- 0.53 +0.33 -0.20 0.16 0.87 90.3 +22.3 -14.6
GW190926_050336 v1 GWTC-2.1-confident 1253509434.0 41.1 +20.8 -12.5 20.4 +11.4 -8.2 8.1 +0.6 -0.8 3280 +3400 -1730 -0.02 +0.25 -0.32 61.9 +22.7 -12.0 24.4 +9.0 -4.9 -- 0.55 +0.44 -0.26 1.1 0.54 59.6 +22.1 -11.8
GW190925_232845 v1 GWTC-2.1-confident 1253489343.1 20.8 +6.5 -2.9 15.5 +2.5 -3.6 9.7 +0.3 -0.6 930 +460 -350 0.09 +0.16 -0.15 36.7 +3.6 -2.8 15.6 +1.1 -1.1 -- 0.19 +0.08 -0.07 0.0072 0.99 34.9 +3.5 -2.6
GW190924_021846 v2 GWTC-2.1-confident 1253326744.8 8.8 +4.3 -1.8 5.1 +1.2 -1.5 12.0 +0.3 -0.4 550 +220 -220 0.03 +0.20 -0.08 13.9 +2.8 -0.9 5.8 +0.2 -0.2 -- 0.11 +0.04 -0.04 ≤ 1.0e-05 1.00 13.3 +3.0 -0.9
GW190917_114630 v1 GWTC-2.1-confident 1252756008.0 9.7 +3.4 -3.9 2.1 +1.1 -0.4 8.3 +0.5 -0.8 720 +300 -310 -0.08 +0.21 -0.43 11.8 +3.0 -2.8 3.7 +0.2 -0.2 -- 0.15 +0.05 -0.06 0.66 0.77 11.6 +3.1 -2.9
GW190916_200658 v1 GWTC-2.1-confident 1252699636.9 43.8 +19.9 -12.6 23.3 +12.5 -10.0 8.1 +0.3 -0.5 4940 +3710 -2380 0.20 +0.33 -0.31 68.0 +18.3 -13.1 26.9 +8.2 -5.4 -- 0.77 +0.45 -0.32 4.7 0.66 65.0 +17.3 -12.6
GW190915_235702 v2 GWTC-2.1-confident 1252627040.6 32.6 +8.8 -4.9 24.5 +4.9 -5.8 13.1 +0.2 -0.3 1750 +710 -650 -0.03 +0.19 -0.24 57.2 +7.1 -5.3 24.4 +3.0 -2.3 -- 0.32 +0.11 -0.11 ≤ 1.0e-05 1.00 54.7 +6.6 -5.0
GW190910_112807 v2 GWTC-2.1-confident 1252150105.3 43.8 +7.6 -6.8 34.2 +6.6 -7.3 14.5 +0.2 -0.3 1520 +1090 -630 0.00 +0.17 -0.20 78.0 +9.3 -9.1 33.5 +4.2 -4.1 -- 0.29 +0.17 -0.11 0.0029 1.00 74.4 +8.5 -8.6
GW190828_065509 v2 GWTC-2.1-confident 1251010527.8 23.7 +6.8 -6.7 10.4 +3.8 -2.2 10.2 +0.4 -0.5 1540 +690 -650 0.05 +0.16 -0.17 34.3 +5.2 -4.3 13.4 +1.4 -1.0 -- 0.29 +0.11 -0.11 3.5e-05 1.00 33.0 +5.3 -4.3
GW190828_063405 v2 GWTC-2.1-confident 1251009263.7 31.9 +5.4 -4.1 25.8 +4.9 -5.3 16.5 +0.2 -0.3 2070 +650 -920 0.15 +0.15 -0.16 57.2 +7.9 -4.3 24.6 +3.6 -2.0 -- 0.38 +0.10 -0.15 ≤ 1.0e-05 1.00 54.3 +7.3 -4.0
GW190814 v3 GWTC-2.1-confident 1249852257.0 23.3 +1.4 -1.4 2.6 +0.1 -0.1 25.3 +0.1 -0.2 230 +40 -50 0.00 +0.07 -0.07 25.9 +1.3 -1.3 6.11 +0.06 -0.05 -- 0.05 +0.01 -0.01 ≤ 1.0e-05 1.00 25.7 +1.3 -1.3
GW190805_211137 v1 GWTC-2.1-confident 1249074715.3 46.2 +15.4 -11.2 30.6 +11.8 -11.3 8.1 +0.5 -0.7 6130 +3720 -3080 0.37 +0.29 -0.39 76.7 +19.5 -13.8 31.9 +8.8 -6.3 -- 0.92 +0.43 -0.40 0.63 0.95 72.4 +18.2 -13.2
GW190803_022701 v2 GWTC-2.1-confident 1248834439.8 37.7 +9.8 -6.7 27.6 +7.6 -8.5 9.3 +0.3 -0.5 3190 +1630 -1470 -0.01 +0.23 -0.28 65.0 +12.0 -8.1 27.6 +5.4 -3.8 -- 0.54 +0.22 -0.22 0.073 0.97 62.1 +11.2 -7.6
GW190731_140936 v2 GWTC-2.1-confident 1248617394.6 41.8 +12.7 -9.1 29.0 +10.2 -9.9 8.8 +0.3 -0.4 3330 +2350 -1770 0.07 +0.28 -0.25 70.7 +16.3 -11.4 29.7 +7.4 -5.3 -- 0.56 +0.31 -0.26 0.33 0.83 67.4 +15.3 -10.8
GW190728_064510 v2 GWTC-2.1-confident 1248331528.5 12.5 +6.9 -2.3 8.0 +1.7 -2.6 13.1 +0.3 -0.4 880 +260 -380 0.13 +0.19 -0.07 20.7 +4.2 -1.4 8.6 +0.6 -0.3 -- 0.18 +0.05 -0.07 ≤ 1.0e-05 1.00 19.7 +4.4 -1.4
GW190727_060333 v2 GWTC-2.1-confident 1248242631.9 38.9 +8.9 -6.0 30.2 +6.5 -8.3 11.7 +0.2 -0.5 3070 +1300 -1230 0.09 +0.25 -0.27 68.8 +10.2 -7.8 29.4 +4.6 -3.7 -- 0.52 +0.18 -0.18 ≤ 1.0e-05 1.00 65.4 +9.5 -7.3
GW190725_174728 v1 GWTC-2.1-confident 1248112066.4 11.8 +10.1 -3.0 6.3 +2.1 -2.5 9.1 +0.4 -0.7 1030 +520 -430 -0.04 +0.36 -0.16 18.3 +7.4 -1.9 7.4 +0.5 -0.5 -- 0.20 +0.09 -0.08 0.46 0.96 17.6 +7.7 -1.8
GW190720_000836 v2 GWTC-2.1-confident 1247616534.7 14.2 +5.6 -3.3 7.5 +2.2 -1.8 10.9 +0.3 -0.8 770 +650 -260 0.19 +0.14 -0.11 21.8 +3.8 -2.0 9.0 +0.4 -0.8 -- 0.16 +0.11 -0.05 ≤ 1.0e-05 1.00 20.8 +3.9 -2.0
GW190719_215514 v2 GWTC-2.1-confident 1247608532.9 36.6 +42.1 -11.1 19.9 +10.0 -9.3 7.9 +0.3 -0.7 3730 +3120 -2070 0.25 +0.33 -0.32 57.2 +38.4 -11.6 22.8 +8.3 -4.3 -- 0.61 +0.39 -0.30 0.63 0.92 54.5 +38.3 -11.1
GW190708_232457 v2 GWTC-2.1-confident 1246663515.3 19.8 +4.3 -4.3 11.6 +3.1 -2.0 13.4 +0.2 -0.3 930 +310 -390 0.05 +0.10 -0.10 31.4 +2.8 -2.2 13.1 +0.9 -0.6 -- 0.19 +0.06 -0.07 0.00031 1.00 30.1 +2.9 -2.1
GW190707_093326 v2 GWTC-2.1-confident 1246527224.1 12.1 +2.6 -2.0 7.9 +1.6 -1.3 13.1 +0.2 -0.4 850 +340 -400 -0.04 +0.10 -0.09 20.1 +1.7 -1.2 8.4 +0.6 -0.4 -- 0.17 +0.06 -0.08 ≤ 1.0e-05 1.00 19.2 +1.7 -1.2
GW190706_222641 v2 GWTC-2.1-confident 1246487219.3 74.0 +20.1 -16.9 39.4 +18.4 -15.4 13.4 +0.2 -0.4 3630 +2600 -2000 0.28 +0.25 -0.31 112.6 +27.4 -16.8 45.6 +13.0 -9.1 -- 0.60 +0.33 -0.29 5.0e-05 1.00 107.3 +25.2 -15.9
GW190701_203306 v2 GWTC-2.1-confident 1246048404.5 54.1 +12.6 -8.0 40.5 +8.7 -12.1 11.2 +0.2 -0.4 2090 +770 -740 -0.08 +0.23 -0.31 94.3 +12.0 -9.5 40.2 +5.4 -5.0 -- 0.38 +0.11 -0.12 0.0057 1.00 90.2 +11.2 -8.9
GW190630_185205 v2 GWTC-2.1-confident 1245955943.1 35.1 +6.5 -5.5 24.0 +5.5 -5.2 16.4 +0.2 -0.3 870 +530 -360 0.10 +0.14 -0.13 59.4 +4.7 -4.8 25.1 +2.2 -2.1 -- 0.18 +0.09 -0.07 ≤ 1.0e-05 1.00 56.6 +4.4 -4.5
GW190620_030421 v2 GWTC-2.1-confident 1245035079.3 58.0 +19.2 -13.3 35.0 +13.1 -14.5 12.1 +0.3 -0.4 2910 +1710 -1320 0.34 +0.22 -0.29 92.7 +18.5 -13.2 38.1 +8.5 -7.2 -- 0.50 +0.23 -0.20 0.011 0.99 88.0 +17.2 -12.4
GW190602_175927 v2 GWTC-2.1-confident 1243533585.0 71.8 +18.1 -14.6 44.8 +15.5 -19.6 13.2 +0.2 -0.3 2840 +1930 -1280 0.12 +0.25 -0.28 115.6 +19.2 -14.8 48.0 +9.5 -9.7 -- 0.49 +0.26 -0.20 ≤ 1.0e-05 1.00 110.5 +17.9 -13.9
GW190527_092055 v2 GWTC-2.1-confident 1242984073.7 35.6 +18.7 -8.0 22.2 +9.0 -8.7 8.0 +0.4 -0.9 2520 +2080 -1230 0.10 +0.22 -0.22 58.1 +18.1 -8.8 23.9 +6.8 -3.9 -- 0.44 +0.29 -0.19 0.23 0.85 55.5 +17.9 -8.5
GW190521_074359 v2 GWTC-2.1-confident 1242459857.4 43.4 +5.8 -5.5 33.4 +5.2 -6.8 25.9 +0.1 -0.2 1080 +580 -530 0.10 +0.13 -0.13 76.3 +7.0 -5.9 32.8 +3.2 -2.8 -- 0.21 +0.10 -0.10 ≤ 1.0e-05 1.00 72.6 +6.5 -5.4
GW190521 v4 GWTC-2.1-confident 1242442967.4 98.4 +33.6 -21.7 57.2 +27.1 -30.1 14.3 +0.5 -0.4 3310 +2790 -1800 -0.14 +0.50 -0.45 153.1 +42.2 -16.2 63.3 +19.6 -14.6 -- 0.56 +0.36 -0.27 0.0013 1.00 147.4 +40.0 -16.0
GW190519_153544 v2 GWTC-2.1-confident 1242315362.3 65.1 +10.8 -11.0 40.8 +11.5 -12.7 15.9 +0.2 -0.3 2600 +1720 -960 0.33 +0.20 -0.24 105.6 +14.4 -13.9 44.3 +6.8 -7.5 -- 0.45 +0.24 -0.15 ≤ 1.0e-05 1.00 100.0 +13.0 -12.9
GW190517_055101 v2 GWTC-2.1-confident 1242107479.8 39.2 +13.9 -9.2 24.0 +7.4 -7.9 10.8 +0.5 -0.6 1790 +1750 -880 0.49 +0.21 -0.28 64.1 +9.9 -9.8 26.5 +4.0 -4.2 -- 0.33 +0.26 -0.15 0.00035 1.00 60.1 +9.9 -9.4
GW190514_065416 v2 GWTC-2.1-confident 1241852074.8 40.9 +17.3 -9.3 28.4 +10.0 -10.1 8.0 +0.3 -0.6 3890 +2610 -2070 -0.08 +0.29 -0.35 69.3 +19.8 -12.1 29.1 +8.1 -5.4 -- 0.64 +0.33 -0.30 2.8 0.76 66.4 +19.0 -11.5
GW190513_205428 v2 GWTC-2.1-confident 1241816086.7 36.0 +10.6 -9.7 18.3 +7.4 -4.7 12.5 +0.3 -0.4 2210 +990 -810 0.16 +0.29 -0.22 54.4 +9.3 -6.7 21.8 +3.8 -2.2 -- 0.40 +0.14 -0.13 1.3e-05 1.00 52.1 +8.8 -6.6
GW190512_180714 v2 GWTC-2.1-confident 1241719652.4 23.2 +5.6 -5.6 12.5 +3.5 -2.6 12.7 +0.3 -0.4 1460 +510 -590 0.02 +0.13 -0.14 35.8 +4.1 -3.5 14.6 +1.4 -0.9 -- 0.28 +0.08 -0.10 ≤ 1.0e-05 1.00 34.3 +4.1 -3.4
GW190503_185404 v2 GWTC-2.1-confident 1240944862.2 41.3 +10.3 -7.7 28.3 +7.5 -9.2 12.2 +0.2 -0.4 1520 +630 -600 -0.05 +0.23 -0.30 69.4 +10.1 -8.6 29.3 +4.5 -4.4 -- 0.29 +0.10 -0.10 ≤ 1.0e-05 1.00 66.5 +9.4 -7.9
of 219 events

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