21p 20180909 pjordanov

21P/Giacobini–Zinner

09.09.2018 00h32 – 01h22 UT
Bresser 150/750, Canon 100D, 49x60s, 1600ISO

2018 Sep 9.01 UT: m1=8.0, Dia.=4.5', DC=5, Tail: 6.5 arcmin, in PA 270 deg …15-cm L (23.4x) …P. Jordanov (Dimitrovgrad-Brod, Bulgaria)

Measurement on the image:
coma: 9'
tail length: 45'
PA = 275°

Observer: Penko Jordanov

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