Comet 67P/Churyumov-Gerasimenko
Userslava03
User`s nameVyacheslav Ivanov
Observation's time (UT)2009-04-26 18:43:00
Tool8" Ньютон
Observation's placeПоле
Magnitude11
Comparison stars sourceTK - Tycho-2 Catalogue
MethodS - Sidgwick`s method
Coma diameter(')5
Tail's lengthNot set
Condensation2
Positional angle of tailNot set
Bortl's scaleNot set
Aperture20.3 cm
Focal length (mm)1000
Type of toolL - Newtonian reflector
Magnification50
Field of view (°)1.44
SQM-L in zenithNot set
Light pollution zoneGreen
LmNot set
Comment
Morris Format2009 Apr 26.78 UT: m1=11, Dia.=5', DC=2 ...20.3-cm L (50x) ...Vyacheslav Ivanov (Поле, Russia)