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Details:
Time: 20:31UT 2020-10-18 Exp.17 x 302sec
Telescope 0.254m f/7.1 with ST-7 CCD 1"/pix
Odd Trondal Obs.code 238 (Uranium). Oslo Norway
Atom weight Neptunium Isotope 238.Half-life 2 days
AT2020xap (= GSNST-20cn) discovered 2020/10/17.266 at R.A. =
23h40m30s.877, Decl. = +32°15'16".04 Mag 19.1:10/17, Type unknown (host LEDA 1988223)
(References: TNS)
Reference http://www.rochesterastronomy.org/snimages/
Discovery page (References: TNS):
https://wis-tns.weizmann.ac.il/object/2020xap
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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