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Details:
Time: 23:22UT 2021-07-25 Exp.24 x 62sec
Time: 23:23UT 2021-07-23 Exp.30 x 62sec
Tel: 0.254m f/6.34 with ST-10XME CCD 0.76"/pix
Odd Trondal Obs.code 238 (Uranium). Oslo Norway.
Atom weight Neptunium Isotope 238.Half-life 2 days
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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