Discovery certificate for object 2017efw
TNS Astronomical Transient Report No. 11662 [ 2017TNSTR.583....1C ]

Date Received (UTC): 2017-05-23 18:31:49
Sender: Andrew Drake
Source Group: SNHunt

Mirco Villi on behalf of CRTS report/s the discovery of a new astronomical transient.

IAU Designation: AT 2017efw
Coordinates (J2000): RA = 14:28:46.430 (217.19346) DEC = +00:42:14.76 (0.7041)
Discovery date: 2017-05-23 03:35:55 (JD=2457896.6499421)

Potential host galaxy: CGCG 019-042
Host redshift: 0.0557


Photometry

Discovery (first detection):
Discovery date: 2017-05-23 03:35:55
Flux: 19.5 ABMag
Filter: V-crts-CRTS
Instrument: Other
Telescope: Other

Remarks: MLS 10.5x10.5k camera

Last non-detection:
Last non-detection date: 2014-05-24 12:00:00
Limiting flux: 21.5 ABMag
Filter: V-crts-CRTS
Instrument: Other
Telescope: Other

Remarks: MLS 4x4k camera

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