Discovery certificate for object 2017ewt
TNS Astronomical Transient Report No. 12175

Date Received (UTC): 2017-06-23 10:15:55
Sender: Mr. Stuart Parker
Source Group: BOSS

Stuart Parker report/s the discovery of a new astronomical transient.

IAU Designation: AT 2017ewt
Coordinates (J2000): RA = 04:39:54.94 (69.978917) DEC = -76:50:07.40 (-76.835389)
Discovery date: 2017-06-20 20:19:54 (JD=2457925.3471528)

Potential host galaxy: IC2103

Remarks: Stuart Parker, Canterbury, New Zealand, reports the discovery of an apparent supernova (red mag 16.8) on a 30-s unfiltered CCD image (limiting mag 19) taken by himself with a 30-cm Astro-Tech AT12RC Ritchey-Chretien astrograph (+ ST10 camera) at his Parkdale Observatory in the course of the Backyard Observatory Supernova Search.Which is 26E"and 5N"of the nucleus of the galaxy IC2103(ESO-32-G-18)

Photometry

Discovery (first detection):
Discovery date: 2017-06-20 20:19:54
Flux: 16.8 Other
Filter: Other-
Instrument: Other
Telescope: Other

Last non-detection:
Last non-detection date: 2017-05-05 19:01:13
Limiting flux: 18 Other
Filter: Other-
Instrument: Other
Telescope: Other

Remarks: Not visible

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