C/2021 L3 Borisov
- C/2021 L3 Borisov 2022 March 09 02:50 UT, 6x5min, 16" f/2.5, SBIG 8300M, bin2
Roland Fichtl
- C/2021 L3 Borisov 2021 July 31 21h46 UT, 82x60s, 0.4m Ritchey Chrétien, Sbig STL1001e, France
Vauquelin Bruno, France
- C/2021 L3 Borisov 2021 June 16 23.15 UT, 6x120sec. 14"/4.2 QHY600
Michael Jäger
- C/2021 L3 Borisov 2021 June 14 00.21 UT, 30 x 120 sec, Orion Optics AG16 0.4-m f/3.8, SBIG STL6303E, BRIXIIS Kruibeke Belgium
Erik Bryssinck
- C/2021 L3 Borisov 2021 June 13 23.34 UT, 12x180sec. 14"/4.2 QHY600
Michael Jäger
- C/2021 L3 Borisov 2021 June 13 00.50 UT, 30 x 120 sec, Orion Optics AG16 0.4-m f/3.8, SBIG STL6303E, BRIXIIS Kruibeke Belgium
Erik Bryssinck
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