Discovery certificate for object 2018exi

TNS Astronomical Transient Report No. 21487 [ 2018TNSTR1154....1T ]

Date Received (UTC): 2018-08-12 09:51:07
Sender: ATLAS (ATLAS_Bot1)
Reporting Group: ATLAS     Discovery Data Source: ATLAS

J. Tonry, B. Stalder, L. Denneau, A. Heinze, H. Weiland (IfA, University of Hawaii), A. Rest (STScI), K. W. Smith, S. J. Smartt, D. R. Young, M. Fulton, O. McBrien, D. O'Neill, P. Clark (Queen's University Belfast) report/s the discovery of a new astronomical transient.

IAU Designation: AT 2018exi
Discoverer internal name: ATLAS18tnt
Coordinates (J2000): RA = 23:59:07.428 (359.780948) DEC = -20:33:34.16 (-20.55949)
Discovery date: 2018-08-11 12:10:04.000 (JD=2458342.0069907)



Photometry

Discovery (first detection):
Discovery date: 2018-08-11 12:10:04.000
Flux: 19.547 ABMag
Filter: cyan-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala

Last non-detection:
Last non-detection date: 2018-08-07 12:56:09
Limiting flux: 19.63 ABMag
Filter: cyan-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala


Details of the new object can be viewed here: https://www.wis-tns.org/object/2018exi