CometC/2015 V2 (Johnson)
UserSergey Shurpakov
User`s nameSergey Shurpakov
Observation's time (UT)2017-04-20 19:40:00
ToolNot set
Observation's place
Magnitude8.6
Comparison stars source
MethodM - Morris`s method
Coma diameter(')4.5
Tail's lengthNot set
Condensation3/
Positional angle of tailNot set
Bortl's scaleNot set
Aperture11 cm
Focal length (mm)0
Type of toolB - Binoculars
Magnification20
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format2017 Apr 20.82 UT: m1=8.6, Dia.=4.5', DC=3.5 ...11-cm (20x) ...Sergey Shurpakov (, )