Discovery certificate for object 2018tr
TNS Astronomical Transient Report No. 16911 [ 2018TNSTR.208....1B ]

Date Received (UTC): 2018-02-13 13:39:21
Sender: Prof. Krzysztof Stanek
Reporting Group: ASAS-SN     Discovery Data Source: ASAS-SN

D. Bersier, K. Z. Stanek, for the ASAS-SN team report/s the discovery of a new astronomical transient.

IAU Designation: SN 2018tr
Discoverer internal name: ASASSN-18ck
Coordinates (J2000): RA = 10:51:50.100 (162.95875) DEC = +25:02:41.57 (25.04488)
Discovery date: 2018-02-13 07:12:00.000 (JD=2458162.8)

Potential host galaxy: 2MASX J10515007+2502409
Host redshift: 0.045563

Remarks: In several epochs, nuclear transient


Discovery (first detection):
Discovery date: 2018-02-13 07:12:00.000
Flux: 17.7 ABMag
Filter: g-Sloan
Instrument: Leavitt
Telescope: ASASSN-Leavitt

Last non-detection:
Last non-detection date: 2018-02-08 14:38:24
Limiting flux: 17.7 VegaMag
Filter: V-Johnson
Instrument: Brutus
Telescope: ASASSN-Brutus

Details of the new object can be viewed here: