Comet 85P/1985 T2/Boethin
UserASem
User`s nameAndrey Semenyuta
Observation's time (UT)2008-12-30 14:30
Toolмшр-60
Observation's placePavlodar
Magnitude[9.5
Comparison stars sourceYG - Yale Bright Star Catalogue
Method
Coma diameter(')
Tail's lengthNot set
Condensation
Positional angle of tailNot set
Bortl's scale6
Aperture6 cm
Focal length (mm)600
Type of toolR - Refractor
Magnification30
Field of view (°)1.5
SQM-L in zenith
Light pollution zone
Lm5.1
Comment
Morris Format2008 Dec 30.6 UT: m1=[9.5 ...6-cm R (30x) ...Andrey Semenyuta (Pavlodar, Kazakhstan)