Discovery certificate for object 2018oh
TNS Astronomical Transient Report No. 16751

Date Received (UTC): 2018-02-04 15:25:40
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: SN 2018oh
Discoverer internal name: ASASSN-18bt
Coordinates (J2000): RA = 09:06:39.540 (136.66475) DEC = +19:20:17.77 (19.33827)
Discovery date: 2018-02-04 11:45:36 (JD=2458153.99)

Potential host galaxy: UGC 04780
Host redshift: 0.010981

Remarks: Clear detection in several telescopes, on the rise

Photometry

Discovery (first detection):
Discovery date: 2018-02-04 11:45:36
Flux: 15.15 VegaMag
Filter: V-Johnson
Instrument: Brutus
Telescope: ASASSN-Brutus

Last non-detection:
Last non-detection date: 2018-01-27 07:12:00
Limiting flux: 17 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/2018oh