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Details:
Time: 03:25UT 2021-12-20 Exp.21 x 62sec
Telescope 0.254m f/4.9 ST-10XME CCD 1.13"/pix
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.
2021aggu (= ATLAS21bnhv) (= Gaia21fnr) discovered 2021/12/12.757 at R.A. =
09h07m31s.202, Decl. = +18°26'09".71 Mag 17.1:12/12, Type Ia (z=0.0328)
(zhost=0.029109) (host NGC 2761) (References: TNS, Gaia observations)
Reference David Bishop http://www.rochesterastronomy.org/snimages/
Discovery page (References: TNS):
https://www.wis-tns.org/object/2021aggu
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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