Supernova in galaxy NGC 4156
Taken by Odd Trondal on February 18, 2025 @ Oslo
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Time: 21:45UT 2025-02-18 Exp.58 x 90sec
Tel: C14 @ f/11.2 AP7 CCD 1.24"/pix Paramount GT-1100S Tenagra Norway
Odd Trondal Obs.code 238 (Uranium). Oslo Norway.

AT2025bvm (= ATLAS25bqt) discovered 2025/02/17.479 at R.A. = 12h10m48s.795, Decl. = +39°28'27".59 Mag 18.8:2/17, Type SN Ia (zhost=0.022617) (host NGC 4156) (References: AstroNote 2025-60, TNS; SN 1974A)

Reference David Bishop http://www.rochesterastronomy.org/snimages/

Discovery page (References: TNS):
https://www.wis-tns.org/object/2025bvm

Reference image from Aladin or Sloan Digital Sky Survey

Software used:TheSky6,CCDSoft 5, MSB Astroart 2.0, 8.0, Paint
Photographer's website:
https://www.flickr.com/photos/odd_trondal/
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