Discovery certificate for object 2017cts
TNS Astronomical Transient Report No. 10526 [ 2017TNSTR.391....1B ]

Date Received (UTC): 2017-04-03 13:32:18
Sender: Prof. Krzysztof Stanek
Source Group: ASAS-SN

J. Brimacombe, G. Stone, R. Post, K. Z. Stanek, for the ASAS-SN team report/s the discovery of a new astronomical transient.

IAU Designation: SN 2017cts
Discoverer internal name: ASASSN-17em
Coordinates (J2000): RA = 17:03:11.758 (255.79899) DEC = +61:27:26.06 (61.45724)
Discovery date: 2017-04-02 11:02:24 (JD=2457845.96)

Potential host galaxy: CGCG 299-048
Host redshift: 0.01976

Remarks: Confirmed in follow-up images, between two galaxies of a galaxy pair

Photometry

Discovery (first detection):
Discovery date: 2017-04-02 11:02:24
Flux: 17 VegaMag
Filter: V-Johnson
Instrument: Brutus
Telescope: ASASSN-Brutus

Last non-detection:
Last non-detection date: 2017-03-26 12:28:48
Limiting flux: 18 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/2017cts