C/2017 K2 (PanSTARRS) 2021-Aug-11 - Christian Harder

11.8.2021, 21:55 UT, region SQL 21.03mag
21" Dobson, V 215x
Left near by the comet is UGC 10671 ( 15.9mag) , right ly UGC 10677 (14.3mag)
I measured the comet with 155x :
12.9mag, DC 3 , diameter 1.3`

Photo info

  • Title: C/2017 K2 (PanSTARRS) 2021-Aug-11 - Christian Harder
  • Description: 11.8.2021, 21:55 UT, region SQL 21.03mag
    21" Dobson, V 215x
    Left near by the comet is UGC 10671 ( 15.9mag) , right ly UGC 10677 (14.3mag)
    I measured the comet with 155x :
    12.9mag, DC 3 , diameter 1.3`
  • File name: 2021-08-11 C2017K2.jpg
  • Owner: Michel Deconinck
  • Dimensions: 800 x 801 px

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