Observation's detail view

Comet 67P/Churyumov-Gerasimenko
Userseiichi
User`s name
Observation's time (UT)2015-11-20 17:31:00
ToolNot set
Observation's placeNot set
Comparison stars sourceTA - Comparison-star magnitudes from "The Amateur Sky Survey"
MethodS - Sidgwick`s method
Magnitude12.5
Coma diameter(')1.6
Tail's lengthNot set
Condensation3
Positional angle of tailNot set
Bortl's scaleNot set
Aperture40
Focal length (mm)1600
Type of toolL - Newtonian reflector
Magnification144
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format2015 Nov 20.73 UT: m1=12.5, Dia.=1.6', DC=3 ...40-cm (144x) ...Seiichi Yoshida (, )