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Details:
Time: 17:54UT 2021-01-25 Exp.26 x 122sec
Telescope 0.18m Maksutov @ f/9.6 ST-402ME 1.1"/pix EQ8 mount
Odd Trondal Obs.code 238 (Uranium). Oslo Norway.
Plutonium Isotope.Atom-weight 238.Half-life 87.7 years gives power to the Voyagers, New Horizon and other distant spacecrafts.
AT2021yr (= ZTF21aacxung) discovered 2021/01/09.370 at R.A. =
08h34m11s.362, Decl. = +55°48'42".13 Mag 20.3:1/9, Type unknown
(References: TNS, ZTF observations)
Reference: David Bishop http://www.rochesterastronomy.org/snimages/
Discovery page (References: TNS):
https://wis-tns.weizmann.ac.il/object/2021yr
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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