Discovery certificate for object 2017hl
TNS Astronomical Transient Report No. 7886 [ 2017TNSTR..37....1S ]

Date Received (UTC): 2017-01-09 16:33:24
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 2017hl
Discoverer internal name: ASASSN-17ai
Coordinates (J2000): RA = 12:07:18.833 (181.82847) DEC = +16:50:26.02 (16.84056)
Discovery date: 2017-01-09 15:07:12 (JD=2457763.13)

Potential host galaxy: KUG 1204+171
Host redshift: 0.023073


Photometry

Discovery (first detection):
Discovery date: 2017-01-09 15:07:12
Flux: 17.5 VegaMag
Filter: V-Johnson
Instrument: Brutus
Telescope: ASASSN-Brutus

Last non-detection:
Last non-detection date: 2016-12-23 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: https://wis-tns.weizmann.ac.il/object/2017hl