RA/DEC (2000)
20:35:51.017 -67:29:25.13
308.962571 -67.490314
Type
---
Redshift
Discovery Report
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2026-05-05 19:23:31.200
TNS AT
Y
Public
Y
Discovery Mag
18.89
Filter
L-GOTO
Reporter/s
D. O'Neill, K. Ackley, M. Dyer, J. Lyman, K. Ulaczyk, D. Steeghs, D. Galloway, V. Dhillon, P. O'Brien, G. Ramsay, K. Noysena, R. Kotak, R. Breton, J. Casares, L. Nuttall, R. Starling, B. Gompertz, B. Godson, T. Killestein, A. Kumar, M. Pursiainen, on behalf of GOTO collaboration
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Light curves

 ▌GOTO-S_GOTO-4_L
 ▌ATLAS-CHL_ATLAS-04_orange
 ▌ATLAS-CHL_ATLAS-04_cyan
 ▌BG4_BlackGEM-Cam4_BG-q
 ▌BG3_BlackGEM-Cam3_BG-q
   
Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)
No Data
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-4 2025-10-24 11:21:42 - 2026-05-05 19:23:31 2460972.973401 - 2461166.308005 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
579725 2026-05-05 19:23:31 2461166.308005 18.89 0.1 ABMag L-GOTO GOTO-S_GOTO-4 180
579724 2025-10-24 11:21:42 2460972.973401 19.5 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
orange-ATLAS ATLAS-CHL_ATLAS-04 2026-05-04 08:00:03 - 2026-05-04 08:00:03 2461164.83337 - 2461164.83337 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
582298 2026-05-04 08:00:03 2461164.83337 18.79 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
cyan-ATLAS ATLAS-CHL_ATLAS-04 2026-05-13 05:54:06 - 2026-05-13 05:54:06 2461173.7459 - 2461173.7459 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
582299 2026-05-13 05:54:06 2461173.7459 18.136 0.066 19.55 ABMag cyan-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
BG-q-BlackGem BG4_BlackGEM-Cam4 2026-05-19 06:25:10 - 2026-05-19 06:25:10 2461179.7674769 - 2461179.7674769 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583879 2026-05-19 06:25:10 2461179.7674769 18.12 0.04 20.19 ABMag BG-q-BlackGem BG4_BlackGEM-Cam4 60 robotic
BG-q-BlackGem BG3_BlackGEM-Cam3 2026-05-12 09:29:00 - 2026-05-12 09:29:00 2461172.8951389 - 2461172.8951389 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583878 2026-05-12 09:29:00 2461172.8951389 20.41 ABMag BG-q-BlackGem BG3_BlackGEM-Cam3 60 robotic [Last non detection]
AT Reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
304548 2026-05-19 12:58:02 BlackGEM_Bot1 L. Landsberg, H. Tranin, F. Stoppa et al. BlackGEM BlackGEM 20:35:51.017 -67:29:25.13 2026-05-19 06:25:10.000 18.12 BG-q-BlackGem PSN BGEM J203551.02-672925.1 BlackGEM N
303612 2026-05-14 09:16:34 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 20:35:51.004 -67:29:25.09 2026-05-13 05:54:05.760 18.136 cyan-ATLAS PSN ATLAS26fnt ATLAS N
302406 2026-05-05 20:43:27 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 20:35:51.099 -67:29:25.22 2026-05-05 19:23:31.200 18.89 L-GOTO Other GOTO26efu GOTO 2026TNSTR1940....1O N
No Data

Comments

TNS
System

Tue, 05/19/2026 - 12:58

Object coordinates updated

Object coordinates updated according to AT-report 304548 of Group BlackGEM
Previous RA, DEC: 20:35:51.004, -67:29:25.09 (308.962515833, -67.4903025)
Updated RA, DEC: 20:35:51.017, -67:29:25.13 (308.962571, -67.490314)

TNS
System

Thu, 05/14/2026 - 09:16

Object coordinates updated

Object coordinates updated according to AT-report 303612 of Group ATLAS
Previous RA, DEC: 20:35:51.099, -67:29:25.22 (308.962913, -67.490339)
Updated RA, DEC: 20:35:51.004, -67:29:25.09 (308.962515833, -67.4903025)