Discovery certificate for object 2018lh
TNS Astronomical Transient Report No. 16652 [ 2018TNSTR.123....1W ]

Date Received (UTC): 2018-01-26 22:55:36
Sender: Dr. Lukasz Wyrzykowski
Source Group: OGLE

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

IAU Designation: AT 2018lh
Coordinates (J2000): RA = 04:40:44.220 (70.18425) DEC = -62:38:58.00 (-62.649444)
Discovery date: 2018-01-26 03:35:57 (JD=2458144.64997)

Potential host galaxy: OGLE-GAL-LMC590.27-625.071-2660.640

Remarks: transient coinciding with the nucleus of a galaxy (within 0.2 arcsec), slowly rising over last 11 days.

Photometry

Discovery (first detection):
Discovery date: 2018-01-26 03:35:57
Flux: 21.164 VegaMag
Filter: I-Cousins
Instrument: OGLEIV-Cam
Telescope: The 1.3 m OGLE Warsaw Telescope

Remarks: host subtracted magnitude

Last non-detection:
Last non-detection date: 2018-01-01 06:12:52
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/2018lh