| Event IDS250927cy_20250927_173041 | FAR [Hz]5.313e-08 |
| SignificanceHigh | GroupCBC |
| Event Date2025-09-27 17:30:41 | Last Processed2025-10-11 15:43:53 |
| InstrumentsH1, L1, V1 | Metadata JSONMETADATA_S250927cy_20250927_173041.json |
| Distance [Mpc] (Err)4089.19 (1482.09) | LIGO Alert JSONS250927cy_20250927_173041.json |
| ClassificationBNS: (0%) NSBH: (0%) BBH: (96.15%) Terrestrial: (3.85%) |
Download zip fileS250927cy_20250927_173041.zip |
TNS Transients discovered BEFORE the GW event
(within date range 2025-08-28 - 2025-09-27)
TNS Transients discovered AFTER the GW event
(within date range 2025-09-27 - 2025-10-11)
| Name Sort ascending | RA | DEC | Type | Discovery Date | Discovery Mag | Filter | Source Group | Credibility Level | Region |
|---|---|---|---|---|---|---|---|---|---|
| AT 2025zsy | 16:37:19.372 | +34:20:57.85 | None | 2025-10-10 05:14:23.712 | 20.1 | r | Pan-STARRS | 0.989 | 99.0% |
| AT 2025zss | 10:04:13.719 | +00:48:45.29 | None | 2025-10-07 12:46:33.000 | 18.2635 | r | ZTF | 0.984 | 99.0% |
| AT 2025zsr | 22:58:54.516 | -57:10:17.95 | None | 2025-10-08 21:02:17.376 | 18.668 | orange | ATLAS | 0.983 | 99.0% |
| AT 2025zsq | 19:59:09.309 | -11:48:39.60 | None | 2025-10-03 20:30:24.480 | 19.09 | L | GOTO | 0.988 | 99.0% |
| AT 2025zqq | 10:38:13.801 | -02:41:33.27 | None | 2025-10-07 12:50:11.999 | 17.9876 | r | ZTF | 0.898 | 90.0% |
| AT 2025zqc | 11:03:51.222 | +12:48:26.59 | None | 2025-10-05 12:51:15.001 | 18.0168 | r | ZTF | 0.759 | 90.0% |
| AT 2025zqb | 09:55:05.493 | -04:36:19.35 | None | 2025-10-06 12:46:54.998 | 18.8429 | r | ZTF | 0.987 | 99.0% |
| AT 2025zpg | 22:18:23.162 | -59:38:33.57 | None | 2025-10-05 11:28:51.168 | 17.9 | L | GOTO | 0.974 | 99.0% |
| AT 2025zmj | 15:43:47.001 | +43:47:19.22 | None | 2025-10-02 03:10:57.996 | 19.4288 | g | ZTF | 0.892 | 90.0% |
| AT 2025zly | 16:24:45.464 | +39:48:11.33 | None | 2025-10-02 05:38:42.144 | 20.6 | r | Pan-STARRS | 0.966 | 99.0% |
| AT 2025zlq | 15:47:01.614 | +31:42:01.49 | None | 2025-10-02 03:36:52.004 | 19.6692 | r | ZTF | 0.966 | 99.0% |
| AT 2025zka | 15:22:05.510 | +42:03:30.32 | None | 2025-09-30 03:42:03.000 | 19.5188 | r | ZTF | 0.882 | 90.0% |
| AT 2025zjw | 14:56:15.653 | +53:03:20.85 | None | 2025-09-30 20:09:26.496 | 19.03 | L | GOTO | 0.948 | 99.0% |
| AT 2025zho | 15:15:20.663 | +36:54:52.86 | None | 2025-09-30 03:37:58.999 | 19.7743 | r | ZTF | 0.966 | 99.0% |
| SN 2025ywa | 21:22:30.762 | -27:10:47.89 | SN Ia-91T-like | 2025-09-29 12:16:56.064 | 19.18 | L | GOTO | 0.989 | 99.0% |
| AT 2025yvm | 01:15:21.059 | -83:45:23.15 | None | 2025-09-29 03:10:37.632 | 18.658 | orange | ATLAS | 0.986 | 99.0% |
| AT 2025yuj | 22:16:45.885 | -51:47:06.39 | None | 2025-09-29 02:31:55.200 | 19.077 | orange | ATLAS | 0.976 | 99.0% |
| Name Sort ascending | RA | DEC | Type | Discovery Date | Discovery Mag | Filter | Source Group | Credibility Level | Region |
|---|---|---|---|---|---|---|---|---|---|
| AT 2025yxh | 19:53:15.333 | -12:23:15.51 | None | 2025-09-25 04:33:41.002 | 20.2018 | r | ZTF | 0.989 | 99.0% |
| AT 2025yxe | 17:37:12.717 | +44:02:30.78 | None | 2025-09-24 04:36:00.996 | 20.4482 | r | ZTF | 0.986 | 99.0% |
| AT 2025ywq | 15:37:30.431 | +45:31:20.31 | None | 2025-09-24 03:19:57.996 | 20.245 | g | ZTF | 0.898 | 90.0% |
| AT 2025yuc | 23:06:01.505 | -56:14:13.31 | None | 2025-09-23 12:25:16.320 | 19.45 | L | GOTO | 0.986 | 99.0% |
| AT 2025yrp | 21:24:01.891 | -33:47:18.14 | None | 2025-09-25 08:06:12.960 | 19.038 | orange | ATLAS | 0.978 | 99.0% |
| AT 2025yph | 15:26:18.461 | +52:54:50.90 | None | 2025-09-24 05:37:58.080 | 19.215 | orange | ATLAS | 0.95 | 99.0% |
| AT 2025yov | 22:37:48.467 | -62:29:57.01 | None | 2025-09-25 02:20:57.696 | 19.145 | cyan | ATLAS | 0.975 | 99.0% |
| AT 2025yos | 23:21:07.838 | -72:03:12.32 | None | 2025-09-17 04:28:14.592 | 19.321 | cyan | ATLAS | 0.979 | 99.0% |
| AT 2025ynv | 15:51:42.540 | +44:56:11.50 | None | 2025-09-24 03:19:57.996 | 20.0774 | g | ZTF | 0.928 | 99.0% |
| AT 2025ynl | 13:19:10.515 | +42:42:32.10 | None | 2025-09-20 02:52:35.999 | 19.7616 | r | ZTF | 0.895 | 90.0% |
| AT 2025ykm | 15:43:38.190 | +46:01:07.44 | None | 2025-09-20 03:29:59.997 | 20.3406 | g | ZTF | 0.917 | 99.0% |
| AT 2025yil | 21:53:51.579 | -56:14:43.61 | None | 2025-09-23 12:20:40.704 | 18.94 | L | GOTO | 0.975 | 99.0% |
| AT 2025yik | 21:47:33.340 | -66:50:17.89 | None | 2025-09-13 11:20:06.720 | 20.0 | L | GOTO | 0.985 | 99.0% |
| AT 2025yhs | 16:10:17.100 | +33:57:34.50 | None | 2025-09-23 05:57:59.904 | 19.185 | cyan | ATLAS | 0.937 | 99.0% |
| AT 2025ygn | 21:19:13.513 | -50:22:47.73 | None | 2025-09-22 03:26:16.800 | 18.75 | cyan | ATLAS | 0.982 | 99.0% |
| AT 2025ydf | 13:40:53.160 | +43:29:13.98 | None | 2025-09-20 02:38:05.000 | 18.9243 | r | ZTF | 0.929 | 99.0% |
| AT 2025ybz | 20:29:00.424 | -20:35:43.25 | None | 2025-09-20 04:32:47.002 | 19.6071 | r | ZTF | 0.983 | 99.0% |
| AT 2025yaa | 17:56:46.455 | +43:12:14.67 | None | 2025-09-20 03:25:10.997 | 19.2537 | g | ZTF | 0.98 | 99.0% |
| AT 2025xyb | 21:17:17.190 | -41:31:13.38 | None | 2025-09-17 03:19:22.944 | 19.091 | cyan | ATLAS | 0.976 | 99.0% |
| SN 2025xxi | 21:16:01.364 | -58:38:03.67 | SN II | 2025-09-16 02:56:05.856 | 19.215 | cyan | ATLAS | 0.989 | 99.0% |
| AT 2025xvq | 20:41:39.002 | -16:54:09.34 | None | 2025-09-17 18:58:05.376 | 18.97 | Clear | LAST | 0.988 | 99.0% |
| AT 2025xva | 21:32:30.807 | -46:28:13.37 | None | 2025-09-17 14:33:26.784 | 19.73 | L | GOTO | 0.974 | 99.0% |
| SN 2025xso | 16:13:01.139 | +37:31:38.85 | SN Ia | 2025-09-14 03:26:37.000 | 19.1936 | r | ZTF | 0.923 | 99.0% |
| AT 2025xsk | 13:52:18.636 | +28:37:14.21 | None | 2025-09-07 03:00:41.999 | 18.3874 | r | ZTF | 0.984 | 99.0% |
| AT 2025xsj | 13:51:40.562 | +29:20:07.60 | None | 2025-09-07 03:00:41.999 | 18.4819 | r | ZTF | 0.984 | 99.0% |
| AT 2025xse | 23:13:49.662 | -57:14:52.35 | None | 2025-09-16 04:03:02.592 | 19.299 | cyan | ATLAS | 0.987 | 99.0% |
| AT 2025xry | 22:34:40.666 | -56:08:55.34 | None | 2025-09-14 04:00:47.808 | 18.633 | cyan | ATLAS | 0.977 | 99.0% |
| AT 2025xru | 23:04:01.976 | -75:00:43.77 | None | 2025-09-14 22:03:48.384 | 18.916 | orange | ATLAS | 0.981 | 99.0% |
| SN 2025xrt | 21:14:52.067 | -23:41:29.47 | SN Ia | 2025-09-15 02:29:40.416 | 20.1 | Other | MASTER | 0.988 | 99.0% |
| AT 2025xpw | 20:16:27.740 | -25:12:11.93 | None | 2025-09-15 08:24:04.320 | 19.297 | cyan | ATLAS | 0.99 | 99.0% |
| AT 2025xpb | 21:35:10.574 | -61:46:29.57 | None | 2025-09-14 21:08:20.256 | 19.019 | orange | ATLAS | 0.984 | 99.0% |
| SN 2025xox | 01:48:25.072 | -76:13:18.89 | SN Ia | 2025-09-15 00:22:05.376 | 19.281 | orange | ATLAS | 0.985 | 99.0% |
| AT 2025xou | 21:55:23.113 | -53:40:58.63 | None | 2025-09-14 03:56:50.208 | 19.31 | cyan | ATLAS | 0.974 | 99.0% |
| AT 2025xls | 22:25:14.090 | -55:52:08.76 | None | 2025-09-14 04:00:47.808 | 19.036 | cyan | ATLAS | 0.975 | 99.0% |
| AT 2025xlp | 21:35:55.692 | -46:47:11.22 | None | 2025-09-14 03:34:05.952 | 19.055 | cyan | ATLAS | 0.974 | 99.0% |
| SN 2025xli | 00:59:08.677 | -74:28:54.86 | SN Ia | 2025-09-10 04:52:52.896 | 18.187 | orange | ATLAS | 0.983 | 99.0% |
| AT 2025xlb | 22:28:13.560 | -53:55:53.94 | None | 2025-09-14 04:00:47.808 | 18.93 | cyan | ATLAS | 0.977 | 99.0% |
| SN 2025xla | 15:20:57.219 | +49:22:56.30 | SN Ia | 2025-09-14 05:28:06.240 | 18.664 | cyan | ATLAS | 0.815 | 90.0% |
| AT 2025xjq | 16:32:59.417 | +36:13:42.00 | None | 2025-09-09 04:52:32.998 | 20.1928 | r | ZTF | 0.983 | 99.0% |
| AT 2025xiw | 16:05:01.973 | +33:18:56.57 | None | 2025-09-06 03:11:35.001 | 21.0815 | r | ZTF | 0.952 | 99.0% |
| AT 2025xid | 16:18:33.413 | +31:27:10.20 | None | 2025-09-13 16:51:17.856 | 19.44 | Clear | LAST | 0.981 | 99.0% |
| AT 2025xht | 15:39:49.379 | +47:10:25.82 | None | 2025-09-12 20:41:28.896 | 18.725 | wide | ATLAS | 0.887 | 90.0% |
| AT 2025xhs | 15:49:41.176 | +53:15:43.00 | None | 2025-09-12 20:17:26.880 | 19.13 | wide | ATLAS | 0.98 | 99.0% |
| AT 2025xhr | 15:47:18.957 | +45:49:55.12 | None | 2025-09-12 20:17:27.744 | 19.23 | wide | ATLAS | 0.933 | 99.0% |
| AT 2025xhe | 20:35:16.005 | -36:22:08.97 | None | 2025-09-12 11:28:54.624 | 19.89 | L | GOTO | 0.99 | 99.0% |
| AT 2025xgk | 21:48:19.068 | -34:57:09.11 | None | 2025-08-30 08:27:44.640 | 18.66 | w | Pan-STARRS | 0.987 | 99.0% |
| SN 2025xfr | 16:11:15.993 | +37:01:44.52 | SN Ia | 2025-09-07 05:22:06.003 | 19.1187 | r | ZTF | 0.907 | 99.0% |
| AT 2025xfp | 13:05:53.108 | +27:33:07.49 | None | 2025-09-02 03:02:54.000 | 17.6647 | r | ZTF | 0.661 | 90.0% |
| AT 2025xej | 20:19:29.771 | -22:34:07.15 | None | 2025-09-09 05:06:28.002 | 19.6471 | r | ZTF | 0.985 | 99.0% |
| AT 2025xea | 19:53:26.572 | -09:19:48.16 | None | 2025-09-09 15:17:39.000 | 16.35 | Clear | None | 0.99 | 99.0% |
| AT 2025xdv | 16:21:45.715 | +30:54:45.54 | None | 2025-09-09 18:15:53.856 | 19.16 | Clear | LAST | 0.981 | 99.0% |
| SN 2025xdt | 16:27:13.063 | +33:28:19.76 | SN Ia | 2025-09-09 03:47:00.001 | 19.0849 | g | ZTF | 0.973 | 99.0% |
| AT 2025xdq | 21:01:37.016 | -22:06:21.55 | None | 2025-09-09 05:21:43.004 | 19.2827 | r | ZTF | 0.988 | 99.0% |
| AT 2025xbm | 16:23:58.158 | +33:34:11.17 | None | 2025-09-03 03:39:18.996 | 20.5463 | r | ZTF | 0.969 | 99.0% |
| SN 2025xbl | 17:55:29.616 | +43:49:32.58 | SN Ia | 2025-09-03 03:45:29.998 | 20.2698 | r | ZTF | 0.98 | 99.0% |
| AT 2025xbh | 15:46:42.665 | +43:22:21.13 | None | 2025-09-05 05:47:33.996 | 17.2063 | r | ZTF | 0.886 | 90.0% |
| AT 2025xax | 15:56:18.173 | +42:21:38.85 | None | 2025-09-05 06:23:22.272 | 20.27 | r | Pan-STARRS | 0.875 | 90.0% |
| AT 2025xaw | 16:24:35.201 | +39:36:56.32 | None | 2025-09-05 06:23:57.696 | 20.48 | r | Pan-STARRS | 0.966 | 99.0% |
| AT 2025xab | 21:51:28.358 | -77:11:24.89 | None | 2025-09-06 04:12:02.592 | 21.1207 | g | GW-MMADS | 0.99 | 99.0% |
| AT 2025xaa | 21:27:53.483 | -77:00:00.36 | None | 2025-09-01 03:43:24.960 | 21.9304 | g | GW-MMADS | 0.99 | 99.0% |
| AT 2025wzv | 21:53:13.731 | -78:16:54.25 | None | 2025-09-01 03:41:45.600 | 16.08 | g | DESGW | 0.988 | 99.0% |
| AT 2025wzu | 21:41:28.367 | -77:36:12.91 | None | 2025-09-01 03:47:31.200 | 21.28 | r | DESGW | 0.99 | 99.0% |
| AT 2025wzr | 21:58:13.893 | -77:27:37.32 | None | 2025-09-01 03:57:43.776 | 21.2345 | i | GW-MMADS | 0.988 | 99.0% |
| AT 2025wzq | 21:53:26.274 | -78:13:31.83 | None | 2025-09-01 04:05:55.392 | 20.8745 | z | GW-MMADS | 0.988 | 99.0% |
| AT 2025wzp | 21:32:37.504 | -76:35:36.33 | None | 2025-09-01 03:47:30.336 | 21.8122 | r | GW-MMADS | 0.99 | 99.0% |
| AT 2025wzn | 21:44:45.318 | -77:19:37.44 | None | 2025-09-06 04:26:22.272 | 22.3782 | r | GW-MMADS | 0.99 | 99.0% |
| AT 2025wzm | 21:34:40.807 | -76:46:16.27 | None | 2025-09-06 04:28:24.096 | 21.3824 | i | GW-MMADS | 0.99 | 99.0% |
| AT 2025wzl | 21:45:24.849 | -77:23:17.56 | None | 2025-09-01 03:43:24.960 | 21.5678 | g | GW-MMADS | 0.99 | 99.0% |
| AT 2025wzj | 21:42:18.036 | -77:40:18.91 | None | 2025-09-01 03:57:43.776 | 21.0699 | i | GW-MMADS | 0.99 | 99.0% |
| AT 2025wzi | 21:39:16.018 | -77:40:38.01 | None | 2025-09-01 03:43:24.960 | 21.4617 | g | GW-MMADS | 0.99 | 99.0% |
| AT 2025wyb | 14:42:51.719 | +54:13:19.04 | None | 2025-09-05 03:11:59.003 | 19.3872 | g | ZTF | 0.966 | 99.0% |
| AT 2025wxs | 14:36:46.952 | +31:56:44.54 | None | 2025-09-05 03:50:45.997 | 19.0589 | g | ZTF | 0.989 | 99.0% |
| AT 2025wxr | 15:05:18.328 | +48:16:32.82 | None | 2025-09-05 03:47:59.997 | 19.3077 | g | ZTF | 0.765 | 90.0% |
| AT 2025wxq | 14:44:25.333 | +44:38:54.39 | None | 2025-09-05 03:47:59.997 | 19.4441 | g | ZTF | 0.901 | 99.0% |
| AT 2025wxo | 15:12:06.807 | +53:38:46.43 | None | 2025-09-05 03:11:59.003 | 19.3782 | g | ZTF | 0.949 | 99.0% |
| AT 2025wwf | 20:48:37.880 | -30:52:34.31 | None | 2025-09-02 11:07:22.944 | 18.01 | L | GOTO | 0.979 | 99.0% |
| AT 2025wut | 15:32:36.449 | +30:07:12.92 | None | 2025-09-01 03:16:52.996 | 19.9605 | r | ZTF | 0.981 | 99.0% |
| AT 2025wse | 22:27:48.539 | -75:37:31.47 | None | 2025-08-30 11:25:09.120 | 19.5 | L | GOTO | 0.984 | 99.0% |
| AT 2025wri | 03:30:10.886 | -77:56:46.94 | None | 2025-09-02 07:09:40.896 | 18.637 | orange | ATLAS | 0.987 | 99.0% |
| AT 2025wqc | 22:11:15.788 | -77:39:39.52 | None | 2025-09-01 03:57:43.776 | 19.4989 | i | GW-MMADS | 0.988 | 99.0% |
| AT 2025wqb | 21:34:53.536 | -77:27:44.23 | None | 2025-09-01 03:49:33.024 | 21.3089 | r | GW-MMADS | 0.99 | 99.0% |
| AT 2025wpy | 21:37:54.410 | -77:31:22.58 | None | 2025-09-01 03:47:30.336 | 20.8437 | r | GW-MMADS | 0.99 | 99.0% |
| AT 2025wpx | 21:36:08.369 | -77:28:10.65 | None | 2025-09-01 03:47:30.336 | 21.013 | r | GW-MMADS | 0.99 | 99.0% |
| AT 2025wpw | 22:04:01.149 | -76:53:08.92 | None | 2025-09-01 03:49:33.024 | 22.0218 | r | GW-MMADS | 0.986 | 99.0% |
| AT 2025wpu | 22:02:05.224 | -78:01:36.68 | None | 2025-09-01 03:45:28.512 | 21.0761 | g | GW-MMADS | 0.988 | 99.0% |
| AT 2025wpq | 21:59:03.518 | -78:04:32.44 | None | 2025-09-01 03:41:20.544 | 20.3055 | g | GW-MMADS | 0.988 | 99.0% |
| AT 2025wpp | 21:43:55.264 | -77:46:37.08 | None | 2025-09-01 03:55:41.088 | 21.5016 | i | GW-MMADS | 0.99 | 99.0% |
| AT 2025wpk | 21:57:54.279 | -77:24:45.22 | None | 2025-09-01 03:41:45.600 | 22.41 | g | DESGW | 0.988 | 99.0% |
| AT 2025wop | 15:33:32.453 | +54:58:04.55 | None | 2025-08-31 20:42:12.096 | 18.584 | wide | ATLAS | 0.961 | 99.0% |
| SN 2025wmj | 22:47:20.005 | -65:03:31.11 | SN Ia-91bg-like | 2025-08-29 04:46:18.912 | 16.7 | orange | ATLAS | 0.976 | 99.0% |
| AT 2025wgg | 14:43:26.324 | +48:20:35.65 | None | 2025-08-29 06:12:52.416 | 21.21 | r | Pan-STARRS | 0.862 | 90.0% |
| AT 2025wdr | 21:58:16.632 | -60:33:04.73 | None | 2025-08-29 04:11:36.672 | 18.548 | orange | ATLAS | 0.977 | 99.0% |
| AT 2025wdn | 21:32:05.500 | -46:02:31.21 | None | 2025-08-29 04:10:18.912 | 17.88 | orange | ATLAS | 0.975 | 99.0% |