CometC/2015 C2 (SWAN)
UserNorm
User`s nameNeil Norman
Observation's time (UT)2015-03-22 19:55:00
ToolTelescope
Observation's placeIpswich
Magnitude9.8
Comparison stars sourceAE - Planetary magnitudes from the American Ephemeris and Nautical Almanac
MethodS - Sidgwick`s method
Coma diameter(')3
Tail's length0
Condensation2
Positional angle of tail0
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
LmNot set
Comment
Morris Format2015 Mar 22.83 UT: m1=9.8, Dia.=3', DC=2, Tail: 0 deg, in PA 0 deg ...11.4-cm L ...Neil Norman (Ipswich, England)