Discovery certificate for object 2017gtw
TNS Astronomical Transient Report No. 13665 [ 2017TNSTR1006....1T ]

Date Received (UTC): 2017-09-16 23:06:02
Sender: ATLAS (ATLAS_Bot1)
Source Group: ATLAS

J. Tonry, B. Stalder, L. Denneau, A. Heinze, H. Weiland (IfA, University of Hawaii), A. Rest (STScI), K.W. Smith, S. J. Smartt (Queen's University Belfast) report/s the discovery of a new astronomical transient.

IAU Designation: SN 2017gtw
Discoverer internal name: ATLAS17kxb
Coordinates (J2000): RA = 22:34:11.581 (338.548254667) DEC = -28:47:13.74 (-28.78715)
Discovery date: 2017-09-11 10:04:48 (JD=2458007.92)



Photometry

Discovery (first detection):
Discovery date: 2017-09-11 10:04:48
Flux: 18.5 ABMag
Filter: orange-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala

Last non-detection:
Last non-detection date: 2017-09-01 10:36:28
Limiting flux: 18.81 ABMag
Filter: orange-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala


Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2017gtw