Observation's detail view

Comet 21P/Giacobini-Zinner
UserArtom
User`s name
Observation's time (UT)2018-08-10 22:04:00
ToolSW 8''
Observation's placeIl'inskiy
Comparison stars sourceTK - Tycho-2 Catalogue
MethodM - Morris`s method
Magnitude8.4
Coma diameter(')4.3
Tail's length5
Condensation6
Positional angle of tail255
Bortl's scaleNot set
Aperture20
Focal length (mm)1000
Type of toolL - Newtonian reflector
Magnification31.3
Field of view (°)0
SQM-L in zenith20.4
Light pollution zoneBlue
Lm
Comment19 C; bright astronomical twilight (Sun -13.5)
Morris Format2018 Aug 10.92 UT: m1=8.4, Dia.=4.3', DC=6, Tail: 5 arcmin, in PA 255 deg ...20-cm L (31.3x) ...Artyom Novichonok (Il'inskiy, Russia)