Discovery certificate for object 2017auf
TNS Astronomical Transient Report No. 9021 [ 2017TNSTR.186....1S ]

Date Received (UTC): 2017-02-15 20:30:57
Sender: Prof. Krzysztof Stanek
Source Group: ASAS-SN

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

IAU Designation: SN 2017auf
Discoverer internal name: ASASSN-17cl
Coordinates (J2000): RA = 05:02:19.558 (75.58149) DEC = -10:21:22.86 (-10.35635)
Discovery date: 2017-02-14 06:43:12 (JD=2457798.78)

Potential host galaxy: MCG -02-13-038
Host redshift: 0.013293

Remarks: In two epochs, on the rise, very close to the center of the host, so could be a TDE

Photometry

Discovery (first detection):
Discovery date: 2017-02-14 06:43:12
Flux: 17.4 VegaMag
Filter: V-Johnson
Instrument: Brutus
Telescope: ASASSN-Brutus

Last non-detection:
Last non-detection date: 2017-02-10 02:38:24
Limiting flux: 16.8 VegaMag
Filter: V-Johnson
Instrument: Cassius
Telescope: ASASSN-Cassius


Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2017auf