Discovery certificate for object 2018hy
TNS Astronomical Transient Report No. 16535 [ 2018TNSTR..83....1S ]

Date Received (UTC): 2018-01-18 04:01:34
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: AT 2018hy
Discoverer internal name: ASASSN-18av
Coordinates (J2000): RA = 01:40:07.978 (25.03324) DEC = -06:25:40.73 (-6.42798)
Discovery date: 2018-01-18 01:26:24 (JD=2458136.56)

Potential host galaxy: 2MASX J01400755-0625426
Host redshift: 0.051165

Remarks: In several epochs, on the rise

Photometry

Discovery (first detection):
Discovery date: 2018-01-18 01:26:24
Flux: 17.3 VegaMag
Filter: V-Johnson
Instrument: Cassius
Telescope: ASASSN-Cassius

Last non-detection:
Last non-detection date: 2018-01-13 05:16:48
Limiting flux: 18.1 VegaMag
Filter: V-Johnson
Instrument: Brutus
Telescope: ASASSN-Brutus


Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2018hy