21p 20180824 pjordanov

21P/Giacobini–Zinner

24.08.2018 01h20 – 02h11 UT
Bresser 150/750, Canon 100D, 49x60s, 1600ISO

2018 Aug 24.05 UT: m1=7.5, Dia.=4', DC=6, Tail: 8 arcmin, in PA 260 deg …15-cm L (28.8x) …P. Jordanov (Dimitrovgrad-Brod, Bulgaria)

Measurement on the image:
coma – 7.5'
tail length – 38'
tail PA° = 265°