CometC/2009 P1 (Garradd)
Userslava03
User`s nameVyacheslav Ivanov
Observation's time (UT)2011-08-25 19:55:00
Tool50мм искатель
Observation's placeПоле
Magnitude7
Comparison stars sourceTK - Tycho-2 Catalogue
MethodS - Sidgwick`s method
Coma diameter(')10
Tail's lengthNot set
Condensation5
Positional angle of tailNot set
Bortl's scaleNot set
Aperture5 cm
Focal length (mm)250
Type of toolR - Refractor
Magnification12.5
Field of view (°)5.76
SQM-L in zenithNot set
Light pollution zoneGray
Lm7
Comment
Morris Format2011 Aug 25.83 UT: m1=7, Dia.=10', DC=5 ...5-cm R (12.5x) ...Vyacheslav Ivanov (Поле, Russia)