Discovery certificate for object 2017jcy
TNS Astronomical Transient Report No. 15499 [ 2017TNSTR1463....1W ]

Date Received (UTC): 2017-12-23 06:21:55
Sender: Dr. Lukasz Wyrzykowski
Source Group: OGLE

Lukasz Wyrzykowski, Mariusz Gromadzki, Nada Ihanec report/s the discovery of a new astronomical transient.

IAU Designation: AT 2017jcy
Coordinates (J2000): RA = 05:49:37.120 (87.404667) DEC = -63:38:28.10 (-63.641139)
Discovery date: 2017-12-20 10:27:35 (JD=2458107.9358218)

Potential host galaxy: GALEXASC J054936.80-633827.0

Remarks: transient located 2.1 arcsec away from the centre of a galaxy

Photometry

Discovery (first detection):
Discovery date: 2017-12-20 10:27:35
Flux: 19.271 VegaMag
Filter: I-Cousins
Instrument: OGLEIV-Cam
Telescope: The 1.3 m OGLE Warsaw Telescope

Last non-detection:
Last non-detection date: 2017-12-10 07:21:57
Limiting flux: 22 VegaMag
Filter: I-Cousins
Instrument: OGLEIV-Cam
Telescope: The 1.3 m OGLE Warsaw Telescope


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