Comet53P/Van Biesbroeck
Userseiichi
User`s nameSeiichi Yoshida
Observation's time (UT)2016-09-01 12:14:00
ToolNot set
Observation's place
Magnitude14.0
Comparison stars sourceAU - ASAS-3 V magnitudes
MethodS - Sidgwick`s method
Coma diameter(')0.6
Tail's lengthNot set
Condensation2
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 1.51 UT: m1=14.0, Dia.=0.6', DC=2 ...40-cm (257x) ...Seiichi Yoshida (, )