Comet17P/Holmes
Userchergen
User`s nameCarl Hergenrother
Observation's time (UT)2007-10-25 06:57:00
ToolNot set
Observation's place
Magnitude2.8
Comparison stars source
MethodI - Variable stars (without defocusing)
Coma diameter(')Not set
Tail's lengthNot set
Condensation8
Positional angle of tailNot set
Bortl's scaleNot set
Aperture0 cm
Focal length (mm)0
Type of toolE - Naked eye
Magnification1
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format2007 Oct 25.29 UT: m1=2.8, DC=8 ...0-cm (1x) ...Carl Hergenrother (, )