Discovery certificate for object 2017gsc
TNS Astronomical Transient Report No. 13617 [ 2017TNSTR.999....1C ]

Date Received (UTC): 2017-09-14 10:02:08
Sender: Emmanuel Conseil
Source Group: None

Emmanuel Conseil report/s the discovery of a new astronomical transient.

IAU Designation: AT 2017gsc
Coordinates (J2000): RA = 00:43:16.100 (10.817083) DEC = +41:20:08.30 (41.335639)
Discovery date: 2017-09-13 20:29:46 (JD=2458010.3540046)

Potential host galaxy: M31

Remarks: Emmanuel Conseil reports the discovery of a probable nova in M31, located at 00h43m16.10s +41°20'08.3". The object is visible on 3 images (50s exposures) taken with Slooh space robotic telescope T1, at Mt Teide, Canary Islands. No known object and no know asteroid were found at that location.

Photometry

Discovery (first detection):
Discovery date: 2017-09-13 20:29:46
Flux: 17.5 VegaMag
Filter: Clear-
Instrument: Other
Telescope: Other

Remarks: Instrument : Slooh robotic telescope T2, 17" F/6.8 + FLI PL16803, observatory code G44

Last non-detection:
Last non-detection date: 2017-09-10 23:37:00
Limiting flux: 19 VegaMag
Filter: Clear-
Instrument: Other
Telescope: Other

Remarks: Instrument : Slooh robotic telescope T2, 17" F/6.8 + FLI PL16803, observatory code G40

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