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Details:
Time: 22:38UT 2021-08-04 Exp.13 x 182sec
Tel: 0.18m Maksutov @ f/9.6 ST-402ME 1.1"/pix EQ8 mount
Odd Trondal Obs.code 238 (Uranium). Oslo Norway.
Atom weight Neptunium Isotope 238.Half-life 2 days
AT2021usk (= Gaia21dpp) discovered 2021/08/02.294 at R.A. =
12h44m24s.703, Decl. = +37°07'02".85 Mag 18.5:8/2, Type unknown (zhost=0.023343)
(host NGC 4662) (References: TNS, Gaia observations)
Reference David Bishop http://www.rochesterastronomy.org/snimages/
Discovery page (References: TNS):
https://www.wis-tns.org/object/2021usk
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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