Discovery certificate for object 2018yc
TNS Astronomical Transient Report No. 17048 [ 2018TNSTR.262....1S ]

Date Received (UTC): 2018-02-23 00:35:58
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 2018yc
Discoverer internal name: ASASSN-18dm
Coordinates (J2000): RA = 11:52:45.334 (178.18889) DEC = +37:51:15.26 (37.85424)
Discovery date: 2018-02-22 07:40:48 (JD=2458171.82)

Potential host galaxy: SDSS J115245.43+375116.2

Remarks: In several epochs, faint, unknown redshift host galaxy

Photometry

Discovery (first detection):
Discovery date: 2018-02-22 07:40:48
Flux: 17.6 ABMag
Filter: g-Sloan
Instrument: Leavitt
Telescope: ASASSN-Leavitt

Last non-detection:
Last non-detection date: 2018-02-10 08:23:59
Limiting flux: 18.6 ABMag
Filter: g-Sloan
Instrument: Leavitt
Telescope: ASASSN-Leavitt


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