Observation's detail view

Comet 21P/Giacobini-Zinner
UserKoalin
User`s name
Observation's time (UT)2018-10-21 03:15
ToolSky-Watcher 12 Inch Dobsonian Telescope
Observation's placeДеревня Dindos, Ignalinos район, Литва
Comparison stars sourceTK - Tycho-2 Catalogue
MethodM - Morris`s method
Magnitude10.6
Coma diameter(')2
Tail's lengthNot set
Condensation4
Positional angle of tailNot set
Bortl's scaleNot set
Aperture30.5
Focal length (mm)1500
Type of toolL - Newtonian reflector
Magnification123.3
Field of view (°)0.58
SQM-L in zenith
Light pollution zone
Lm
Comment
Morris Format2018 Oct 21.14 UT: m1=10.6, Dia.=2', DC=4 ...30.5-cm L (123.3x) ...Darius Gasiūnas (Деревня Dindos, Ignalinos район, Литва, )