Comet17P/Holmes
UserPiotr Guzik
User`s namePiotr Guzik
Observation's time (UT)2007-11-03 20:52:00
ToolNot set
Observation's place
Magnitude2.3
Comparison stars sourceTK - Tycho-2 Catalogue
MethodB - Bobrovnikoff`s method
Coma diameter(')30
Tail's lengthNot set
Condensation7
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 Format2007 Nov 3.87 UT: m1=2.3, Dia.=30', DC=7 ...5-cm (10x) ...Piotr Guzik (, )