RA/DEC (2000)
20:15:48.788 -44:43:39.12
303.953283 -44.727533
Type
---
Redshift
Discovery Report
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2025-09-22 02:05:43.584
TNS AT
Y
Public
Y
Discovery Mag
18.838
Filter
cyan-ATLAS
Reporter/s
J. Tonry, L. Denneau, H. Weiland, R. Siverd (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), A. Jordan, V. Suc (UAI, Obstech), M. R. Alarcón, J. Licandro, P. Nichita (IAC), S. J. Smartt, K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, C. R. Angus, A. Wilson, A. Aamer, D. Magill, P. J. Broda (QUB), P. Ramsden (Birmingham/QUB), L. Shingles (GSI/QUB), S. Srivastav, J. H. Gillanders, H. Stevance, A. J. Cooper, F. Stoppa, J. Tweddle (Oxford), L. Rhodes (TSI/McGill), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. S. Sommer (LMU), B. P. Schmidt (ANU)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Light curves

 ▌GOTO-S_GOTO-4_L
 ▌ATLAS-CHL_ATLAS-04_cyan
 ▌ATLAS-STH_ATLAS-03_orange
 ▌BG3_BlackGEM-Cam3_BG-q
 ▌BG2_BlackGEM-Cam2_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 2025-09-17 14:40:58 - 2025-09-23 13:01:44 2460936.111777 - 2460942.042872 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
519430 2025-09-23 13:01:44 2460942.042872 19.09 0.11 ABMag L-GOTO GOTO-S_GOTO-4 180
519429 2025-09-17 14:40:58 2460936.111777 19.8 ABMag L-GOTO GOTO-S_GOTO-4 360 [Last non detection]
cyan-ATLAS ATLAS-CHL_ATLAS-04 2025-09-22 02:05:44 - 2025-09-22 02:05:44 2460940.58731 - 2460940.58731 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
519174 2025-09-22 02:05:44 2460940.58731 18.838 0.134 19.31 ABMag cyan-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
orange-ATLAS ATLAS-STH_ATLAS-03 2025-09-20 20:28:17 - 2025-09-20 20:28:17 2460939.35297 - 2460939.35297 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
519173 2025-09-20 20:28:17 2460939.35297 19.37 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
BG-q-BlackGem BG3_BlackGEM-Cam3 2025-09-28 00:12:37 - 2025-09-28 00:12:37 2460946.5087616 - 2460946.5087616 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
520565 2025-09-28 00:12:37 2460946.5087616 18.44 0.05 20.56 ABMag BG-q-BlackGem BG3_BlackGEM-Cam3 60 robotic
BG-q-BlackGem BG2_BlackGEM-Cam2 2025-09-26 00:26:17 - 2025-09-26 00:26:17 2460944.5182523 - 2460944.5182523 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
520564 2025-09-26 00:26:17 2460944.5182523 20.65 ABMag BG-q-BlackGem BG2_BlackGEM-Cam2 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
271603 2025-09-28 11:25:02 BlackGEM_Bot1 H. Tranin, F. Stoppa, D. Pieterse et al. BlackGEM BlackGEM 20:15:48.788 -44:43:39.12 2025-09-28 00:12:37.000 18.44 BG-q-BlackGem PSN BGEM J201548.79-444339.1 BlackGEM N
271090 2025-09-24 00:41:59 GOTO_bot D. O'Neill, G. Ramsay, K. Ackley et al. GOTO GOTO 20:15:48.814 -44:43:38.99 2025-09-23 13:01:43.968 19.09 L-GOTO Other GOTO25hno GOTO N
270953 2025-09-22 12:03:01 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 20:15:48.800 -44:43:39.53 2025-09-22 02:05:43.584 18.838 cyan-ATLAS PSN ATLAS25luj ATLAS 2025TNSTR3804....1T N
No Data

Comments

TNS
System

Sun, 09/28/2025 - 11:25

Object coordinates updated

Object coordinates updated according to AT-report 271603 of Group BlackGEM
Previous RA, DEC: 20:15:48.800, -44:43:39.53 (303.953335, -44.7276475)
Updated RA, DEC: 20:15:48.788, -44:43:39.12 (303.953283, -44.727533)