CometC/2013 A1 (Siding Spring)
Userseiichi
User`s nameSeiichi Yoshida
Observation's time (UT)2014-10-25 09:07:00
ToolNot set
Observation's place
Magnitude11
Comparison stars source
MethodS - Sidgwick`s method
Coma diameter(')1.5
Tail's lengthNot set
Condensation5
Positional angle of tailNot set
Bortl's scaleNot set
Aperture40 cm
Focal length (mm)1600
Type of toolL - Newtonian reflector
Magnification144
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format2014 Oct 25.38 UT: m1=11, Dia.=1.5', DC=5 ...40-cm (144x) ...Seiichi Yoshida (, )