TNS Astronomical Transient Report No. 120133 [ 2021TNSTR2761....1T ]

Date Received (UTC): 2021-08-11 15:08:51
Date made public:
Sender: ATLAS_Bot1
Reporting Group: ATLAS     Discovery Data Source: ATLAS

J. Tonry, L. Denneau, A. Heinze, H. Weiland (IfA, University of Hawaii), B. Stalder (LSST), A. Rest (STScI), C. Stubbs (Harvard University), K. W. Smith, S. J. Smartt, D. R. Young, S. Srivastav, O. McBrien, M. Fulton, J. Gillanders, C. Webb (Queen's University Belfast), T.-W. Chen (MPE), D. E. Wright (University of Minnesota), J. Anderson (ESO) report/s the discovery of a new astronomical transient.

IAU Designation: AT 2021vsu
Discoverer internal name: ATLAS21bbjn
Coordinates (J2000): RA = 11:54:03.501 (178.514586667) DEC = +50:04:36.52 (50.07681)
Discovery date: 2021-07-07 06:10:04.800 (JD=2459402.757)



Photometry

Discovery (first detection):
Discovery date: 2021-07-07 06:10:04.800
Flux: 18.991 ABMag
Filter: orange-ATLAS
Instrument: ATLAS-01
Telescope: ATLAS Mauna Loa

Last non-detection:
Last non-detection date: 2021-07-03 06:30:14
Limiting flux: 19.7 ABMag
Filter: orange-ATLAS
Instrument: ATLAS-01
Telescope: ATLAS Mauna Loa


Details of the new object can be viewed here: https://www.wis-tns.org/object/2021vsu