TNS Astronomical Transient Report No. 193505 [ 2023TNSTR2913....1D ]

Date Received (UTC): 2023-11-11 08:30:47
Date made public:
Sender: Denis Denisenko
Reporting Group: PALEO     Discovery Data Source: PALEO

Artem Doronin, Leonid Konkov, Denis Denisenko report/s the discovery of a new astronomical transient.

IAU Designation: AT 1997fh
Coordinates (J2000): RA = 08:34:44.440 (128.685167) DEC = +17:58:27.60 (17.974333)
Discovery date: 1997-03-09 05:44:00.000 (JD=2450516.7388889)

Potential host galaxy: SDSS J083444.47+175827.8

Remarks: Possible supernova discovered by Artem Doronin and Leonid Konkov on the Blue DSS plate.

Photometry

Discovery (first detection):
Discovery date: 1997-03-09 05:44:00.000
Flux: 19.1 ABMag
Filter: B-Johnson
Instrument: Other
Telescope: Other

Remarks: Blue photographic plate taken with the 48-inch Palomar Schmidt camera.

Last non-detection:
Archival info: Other
Remarks: Nothing but galaxy background is present at this position on the color-combined PanSTARRS-1 images (limiting magnitude 23.5).

Details of the new object can be viewed here: https://www.wis-tns.org/object/1997fh