Comet46P/Wirtanen
UserPiotr Guzik
User`s namePiotr Guzik
Observation's time (UT)2008-02-10 17:45:00
ToolNot set
Observation's place
Magnitude8.7
Comparison stars sourceTK - Tycho-2 Catalogue
MethodS - Sidgwick`s method
Coma diameter(')7
Tail's lengthNot set
Condensation4
Positional angle of tailNot set
Bortl's scaleNot set
Aperture5 cm
Focal length (mm)0
Type of toolB - Binoculars
Magnification10
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format2008 Feb 10.74 UT: m1=8.7, Dia.=7', DC=4 ...5-cm (10x) ...Piotr Guzik (, )