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Details:
Time: 02:29UT 2020-11-20 Exp.6 x 302sec
Telescope 0.254m f/5.15 with my old ST-7 CCD (1995) 1.42"/pix
Odd Trondal Obs.code 238 (Uranium). Oslo Norway.
Atom weight Neptunium Isotope 238.Half-life 2 days
AT2020uem (= ATLAS20bbsz) discovered 2020/09/22.602 at R.A. = 08h24m23s.863,
Decl. = -03°29'19".11 Mag 16.5:9/22, Type Ia (References: TNS)
Reference http://www.rochesterastronomy.org/snimages/
Discovery page (References: TNS):
https://wis-tns.weizmann.ac.il/object/2020uem
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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