Discovery certificate for object 2019tdc
TNS Astronomical Transient Report No. 50000 [ 2019TNSTR2155....1T ]

Date Received (UTC): 2019-10-23 15:39:11
Sender: ATLAS (ATLAS_Bot1)
Source Group: ATLAS

J. Tonry, L. Denneau, A. Heinze, H. Weiland, H. Flewelling (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, D. O'Neill, P. Clark, M. Fulton, J. Gillanders, M. Dobson (Queen's University Belfast), T.-W. Chen (MPE), D. E. Wright (University of Minnesota) report/s the discovery of a new astronomical transient.

IAU Designation: AT 2019tdc
Discoverer internal name: ATLAS19yru
Coordinates (J2000): RA = 22:09:34.378 (332.39324) DEC = -40:36:35.68 (-40.60991)
Discovery date: 2019-10-23 06:31:40 (JD=2458779.7719907)



Photometry

Discovery (first detection):
Discovery date: 2019-10-23 06:31:40
Flux: 18.912 ABMag
Filter: orange-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala

Last non-detection:
Last non-detection date: 2019-10-21 06:24:28
Limiting flux: 18.97 ABMag
Filter: cyan-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala


Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2019tdc