Discovery certificate for object 2017grm
TNS Astronomical Transient Report No. 13599 [ 2017TNSTR.991....1W ]

Date Received (UTC): 2017-09-11 16:50:22
Sender: Dr. Lukasz Wyrzykowski
Source Group: OGLE

Lukasz Wyrzykowski report/s the discovery of a new astronomical transient.

IAU Designation: AT 2017grm
Coordinates (J2000): RA = 01:20:30.890 (20.128708) DEC = -63:30:10.60 (-63.502944)
Discovery date: 2017-09-11 11:13:43 (JD=2458007.9678588)

Potential host galaxy: OGLE-GAL-SMC811.27-1863.241-1045.409

Remarks: Separation from the host 0.12 arcsec. Pre-discovery light curve reminds SN type II.

Photometry

Discovery (first detection):
Discovery date: 2017-09-11 11:13:43
Flux: 21.25 VegaMag
Filter: I-Cousins
Instrument: Other
Telescope: Other

Remarks: OGLE-IV CCD camera at Warsaw Telescope, Las Campanas, Chile

Last non-detection:
Last non-detection date: 2017-08-17 07:04:48
Limiting flux: 21.9 VegaMag
Filter: I-Cousins
Instrument: Other
Telescope: Other

Remarks: OGLE-IV CCD camera at Warsaw Telescope, Las Campanas, Chile

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