Comet46P/Wirtanen
UserPiotr Guzik
User`s namePiotr Guzik
Observation's time (UT)2002-12-14 02:52:00
ToolNot set
Observation's place
Magnitude12
Comparison stars source
MethodS - Sidgwick`s method
Coma diameter(')Not set
Tail's lengthNot set
Condensation
Positional angle of tailNot set
Bortl's scaleNot set
Aperture20.3 cm
Focal length (mm)1218
Type of toolL - Newtonian reflector
Magnification63
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format2002 Dec 14.12 UT: m1=12 ...20.3-cm (63x) ...Piotr Guzik (, )