The Echo-Location: aka the BAT Targeted Search Portal

This web application hosts and manages live, autonomous, analyses of BAT data in the form of targeted searches around times provided by other instruments, with the goal of (echo)locating an associated gamma-ray transient.
All information on this site is preliminary and is provided to the broader community on a best effort basis to aid time-critical decision making.
The analyses hosted on this site rely on the GUANO autonomous spacecraft commanding pipeline (Tohuvavohu, Kennea, et al. 2020) and the NITRATES likelihood analysis (DeLaunay and Tohuvavohu, 2022). Please cite these papers if you use information hosted here.
Contact Aaron Tohuvavohu with questions or requests.

It is strongly recommended that you read the documentation before using any information provided here.


Click on a Trigger to see its targeted search report.

Trigger ID Attention DateTime Triggering Instrument Event Name Analysis Status
804147681 2026-06-26 06:20:43.551188 CHIME 393735352 F393735352 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'ATTITUDE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
804134462 2026-06-26 02:40:24.824642 CHIME F1168091759 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
804133802 2026-06-26 02:29:24.546118 CHIME F1168091669 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
804131938 2026-06-26 01:58:20.096427 CHIME F1168090912 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
804114182 2026-06-25 21:02:24.643925 CHIME 1163334440 F1163334440 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
804108379 2026-06-25 19:25:41.025169 CHIME F1168063791 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
804095403 2026-06-25 15:49:25.530000 Fermi/GBM Fermi 804095370 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
804094723 2026-06-25 15:38:05.867329 CHIME F231298202 231298202 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
804075389 2026-06-25 10:15:51.316514 CHIME 1163334440 F1163334440 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
804069235 2026-06-25 08:33:17.260000 CALET/GBM CALET 1466411456 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
804066415 2026-06-25 07:46:17.860000 CALET/GBM CALET 1466408637 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
804066092 2026-06-25 07:40:54.099059 CHIME F435359646 435359646 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
804058085 2026-06-25 05:27:27.030000 CALET/GBM CALET 1466400306 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
804040323 2026-06-25 00:31:25.765745 CHIME F1167977054 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
804031162 2026-06-24 21:58:44.897112 CHIME 279706251 F279706251 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
804010540 2026-06-24 16:15:02.910000 Fermi/GBM Fermi 804010507 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
804009292 2026-06-24 15:54:14.150000 Fermi/GBM Fermi 804009259 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
804007389 2026-06-24 15:22:31.133767 CHIME 1157753544 F1157753544 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803987354 2026-06-24 09:48:36.470068 CHIME F1167851917 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803977800 2026-06-24 07:09:22.260000 Fermi/GBM Fermi 803977767 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803940652 2026-06-23 20:50:14.780000 Fermi/GBM Fermi 803940619 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803918606 2026-06-23 14:42:48.317932 CHIME F1167789024 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803912246 2026-06-23 12:56:49.020000 Fermi/GBM Fermi 803912214 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803876893 2026-06-23 03:07:35.890998 CHIME F1167740965 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803876890 2026-06-23 03:07:32.813038 CHIME F1167740966 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803876083 2026-06-23 02:54:05.299000 EP EP WXT Trigger #01709272000 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803862066 2026-06-22 23:00:28.580000 Fermi/GBM Fermi 803862033 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803835751 2026-06-22 15:41:54 IceCube Nu 1835003 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803826948 2026-06-22 13:15:10.470000 CALET/GBM CALET 1466169175 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803808973 2026-06-22 08:15:35.458706 CHIME 435359646 F435359646 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803802907 2026-06-22 06:34:29.629789 CHIME F1167634488 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803776035 2026-06-21 23:06:37.886169 CHIME F1167615999 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803765391 2026-06-21 20:09:13.200000 Fermi/GBM Fermi 803765358 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803760499 2026-06-21 18:47:41.190726 CHIME F1167574678 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803737715 2026-06-21 12:27:57.170000 CALET/GBM CALET 1466079943 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803728832 2026-06-21 09:59:54.310000 Fermi/GBM Fermi 803728799 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803720977 2026-06-21 07:48:59.718385 CHIME 1161574565 F1161574565 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803708431 2026-06-21 04:19:53.678652 CHIME F1167475732 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803707304 2026-06-21 04:01:07.020000 Fermi/GBM Fermi 803707272 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803686162 2026-06-20 22:08:44.753860 CHIME F1167456879 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803680672 2026-06-20 20:37:14.390000 Fermi/GBM Fermi 803680639 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803625884 2026-06-20 05:24:06.999000 EP EP WXT Trigger #01709271197 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803590868 2026-06-19 19:40:30.556551 CHIME F1167276698 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803546730 2026-06-19 07:24:52.847375 CHIME F1167170521 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803533563 2026-06-19 03:45:25.195260 CHIME F1167158072 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803527957 2026-06-19 02:11:59.787000 SVOM ECLAIRs sb26061901 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803494542 2026-06-18 16:55:04.710000 Fermi/GBM Fermi 803494509 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803493076 2026-06-18 16:30:38.711201 CHIME F1167115546 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803457972 2026-06-18 06:45:34.280000 Fermi/GBM Fermi 803457939 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
803425041 2026-06-17 21:36:43.680000 Fermi/GBM Fermi 803425008 Waiting for: ['EARTHPLOT', 'SKYPLOT', 'LIGHTCURVE', 'n_FULLRATE', 'n_SPLITRATE', 'n_OUTFOV', 'n_INFOV']
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