Discovery certificate for object 2016gsn
TNS Astronomical Transient Report No. 5615 [ 2016TNSTR.730....1S ]

Date Received (UTC): 2016-09-29 23:15:13
Sender: Prof. Krzysztof Stanek
Source Group: ASAS-SN

K. Z. Stanek, for the ASAS-SN team report/s the discovery of a new astronomical transient.

IAU Designation: SN 2016gsn
Discoverer internal name: ASASSN-16la
Coordinates (J2000): RA = 02:29:17.482 (37.32284) DEC = +18:05:16.33 (18.08787)
Discovery date: 2016-09-29 11:02:24 (JD=2457660.96)

Potential host galaxy: 2MASXi J0229172+180515

Remarks: Unknown redshift host, in two epochs, on the rise

Photometry

Discovery (first detection):
Discovery date: 2016-09-29 11:02:24
Flux: 17.5 VegaMag
Filter: V-Johnson
Instrument: Cassius
Telescope: ASASSN-Cassius

Last non-detection:
Last non-detection date: 2016-09-23 05:31:12
Limiting flux: 17.6 VegaMag
Filter: V-Johnson
Instrument: Cassius
Telescope: ASASSN-Cassius


Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2016gsn