Discovery certificate for object 2015bw
TNS Astronomical Transient Report No. 6675 [ 2016TNSTR.914....1M ]

Date Received (UTC): 2016-11-13 11:02:34
Sender: Dr. Blaz Mikuz
Source Group: PIKA

S. Maticic report/s the discovery of a new astronomical transient.

IAU Designation: AT 2015bw
Coordinates (J2000): RA = 13:33:22.890 (203.345375) DEC = +58:43:31.50 (58.725417)
Discovery date: 2015-04-01 22:11:10 (JD=2457114.4244213)


Remarks: Possible supernova was discovered by S. Maticic at Crni Vrh Observatory (mag. 17.1) on four R filter CCD images, taken on 2015 Apr. 1.925 - 1.956UT with the 60-cm f/3.3 Cichocki reflector in the course of the Comet and Asteroid Search Program (PIKA).

Photometry

Discovery (first detection):
Discovery date: 2015-04-01 22:11:10
Flux: 17.1 ABMag
Filter: Clear-
Instrument: Other
Telescope: Other

Remarks: CCD photometry obtained on images taken with the 60-cm, f/3.3 Cichocki telescope at Crni Vrh Observatory.

Last non-detection:
Archival info: DSS
Remarks: Nothing is visible at this position on several Digitized Sky Survey red and blue images from the Palomar Sky Survey.

Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2015bw