Comet 19P/Borrelly
UserPiotr Guzik
User`s namePiotr Guzik
Observation's time (UT)2008-10-31 01:26:00
ToolNot set
Observation's place
Magnitude11.5
Comparison stars sourceTK - Tycho-2 Catalogue
MethodM - Morris`s method
Coma diameter(')2
Tail's lengthNot set
Condensation3
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 Format2008 Oct 31.06 UT: m1=11.5, Dia.=2', DC=3 ...20.3-cm (63x) ...Piotr Guzik (, )