CometC/2013 US10 (Catalina)
UserNorm
User`s nameNeil Norman
Observation's time (UT)2016-02-11 19:40:00
ToolTelescope
Observation's placeIpswich
Magnitude7.5
Comparison stars sourceTK - Tycho-2 Catalogue
MethodS - Sidgwick`s method
Coma diameter(')8
Tail's length2"
Condensation4
Positional angle of tail22
Bortl's scaleNot set
Aperture11.4 cm
Focal length (mm)8
Type of toolL - Newtonian reflector
MagnificationNot set
Field of view (°)Not set
SQM-L in zenith
Light pollution zone
Lm6
Comment
Morris Format2016 Feb 11.82 UT: m1=7.5, Dia.=8', DC=4, in PA 22 deg ...11.4-cm L ...Neil Norman (Ipswich, England)