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Details:
Time: 17:07UT 2021-11-05 Exp.5 x 182sec
Telescope 0.254m f/4.9 ST-10XME CCD 1.13"/pix
Odd Trondal Obs.code 238 (Uranium). Oslo Norway.
Atom weight Neptunium Isotope 238.Half-life 2 days
AT2021acxk (= ATLAS21bldx) discovered 2021/10/31.226 at R.A. =
19h37m55s.327, Decl. = +41°29'27".58 Mag 18.4:10/31, Type SN Ia
(References: TNS)
Reference David Bishop http://www.rochesterastronomy.org/snimages/
Discovery page (References: TNS):
https://www.wis-tns.org/object/2021acxk
Reference image from Aladin or Sloan Digital Sky Survey
Software used:TheSky6,CCDSoft 5, MSB Astroart 2.0,7.0, Paint
Photographer's website:
https://www.flickr.com/photos/odd_trondal/
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