CometC/2013 US10 (Catalina)
Userseiichi
User`s nameSeiichi Yoshida
Observation's time (UT)2016-09-01 17:45:00
ToolNot set
Observation's place
Magnitude[13.5
Comparison stars source
MethodS - Sidgwick`s method
Coma diameter(')0.6
Tail's lengthNot set
Condensation
Positional angle of tailNot set
Bortl's scaleNot set
Aperture40 cm
Focal length (mm)1600
Type of toolL - Newtonian reflector
Magnification257
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format2016 Sep 1.74 UT: m1=[13.5, Dia.=0.6' ...40-cm (257x) ...Seiichi Yoshida (, )