21P/Giacobini-Zinner

Large Version
2019 January 12 13:09 UT, 12,5" RCOS Star Instruments f/9, Apogee Aspen CG16070, 300s, T 14,2 mag, N 16,7 mag (10"x10": 15,92 mag), Koma 30", Siding Spring, Australien, Remote
© 2019 Michael Hauss

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