Comet 78P/Gehrels
UserPiotr Guzik
User`s namePiotr Guzik
Observation's time (UT)2004-08-15 23:02:00
ToolNot set
Observation's place
Magnitude12.6
Comparison stars source
MethodS - Sidgwick`s method
Coma diameter(')0.8
Tail's lengthNot set
Condensation4
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 Format2004 Aug 15.96 UT: m1=12.6, Dia.=0.8', DC=4 ...20.3-cm (63x) ...Piotr Guzik (, )