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Details:
Time: 16:44UT 2025-12-19 Exp.5 x 65sec
Tel. 0.254m f/5.8 ST-10XME CCD @ -35°C 0.95"/pix
Odd Trondal Obs.code 238 (Uranium). Oslo Norway.
2025acsn (= ZTF25acdcysh), TNS discovered 2025/11/06.098 by ATLAS
Found in CGCG 532-008 at R.A. = 23h07m18s.812, Decl. = +42°11'55".91
Located 10".5 west and 41".3 north of the center of CGCG 532-008
Mag 15.9:11/27, Type Ia (zhost=0.015791) (References: ZTF observations)
Reference David Bishop http://www.rochesterastronomy.org/snimages/
Discovery page (References: TNS):
https://www.wis-tns.org/object/2025acsn
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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