RA/DEC (2000)
12:12:08.311 +14:49:50.53
183.034629 +14.830703
Type
---
Redshift
Discovery Report
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2026-04-21 00:16:09.408
TNS AT
Y
Public
Y
Discovery Mag
20.147
Filter
wide-ATLAS
Reporter/s
J. Tonry, L. Denneau, H. Weiland (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, A. J. Smith (QUB), P. Ramsden (Birmingham/QUB), L. Shingles (GSI/QUB), S. Srivastav, J. H. Gillanders, H. Stevance, A. J. Cooper, F. Stoppa, J. Tweddle, L. Eastman (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

 ▌ATLAS-TDO_ATLAS-05_wide
 ▌ATLAS-CHL_ATLAS-04_orange
 ▌BG4_BlackGEM-Cam4_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
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-04-21 00:16:09 - 2026-04-21 00:16:09 2461151.51122 - 2461151.51122 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
577598 2026-04-21 00:16:09 2461151.51122 20.147 0.149 20.1 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
orange-ATLAS ATLAS-CHL_ATLAS-04 2026-04-19 03:35:02 - 2026-04-19 03:35:02 2461149.64933 - 2461149.64933 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
577597 2026-04-19 03:35:02 2461149.64933 19.51 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
BG-q-BlackGem BG4_BlackGEM-Cam4 2026-04-07 02:00:11 - 2026-05-19 00:26:25 2461137.5834606 - 2461179.5183449 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583819 2026-05-19 00:26:25 2461179.5183449 19.57 0.12 20.58 ABMag BG-q-BlackGem BG4_BlackGEM-Cam4 60 robotic
583818 2026-04-07 02:00:11 2461137.5834606 19.84 ABMag BG-q-BlackGem BG4_BlackGEM-Cam4 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
304521 2026-05-19 07:28:01 BlackGEM_Bot1 G. Ramsay, H. Tranin, F. Stoppa et al. BlackGEM BlackGEM 12:12:08.311 +14:49:50.53 2026-05-19 00:26:25.000 19.57 BG-q-BlackGem PSN BGEM J121208.31+144950.5 BlackGEM N
301296 2026-04-24 08:42:18 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 12:12:08.313 +14:49:50.66 2026-04-21 00:16:09.408 20.147 wide-ATLAS PSN ATLAS26etm ATLAS 2026TNSTR1798....1T N
No Data

Comments

TNS
System

Tue, 05/19/2026 - 07:28

Object coordinates updated

Object coordinates updated according to AT-report 304521 of Group BlackGEM
Previous RA, DEC: 12:12:08.313, +14:49:50.66 (183.034638571, +14.8307392857)
Updated RA, DEC: 12:12:08.311, +14:49:50.53 (183.034629, +14.830703)