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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