Comet 103P/Hartley
UserPiotr Guzik
User`s namePiotr Guzik
Observation's time (UT)2010-08-19 00:14:00
ToolNot set
Observation's place
Magnitude11.6
Comparison stars source
MethodS - Sidgwick`s method
Coma diameter(')2.5
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 Format2010 Aug 19.01 UT: m1=11.6, Dia.=2.5', DC=4 ...20.3-cm (63x) ...Piotr Guzik (, )