Comet 153P/Ikeya-Zhang
UserASem
User`s nameAndrey Semenyuta
Observation's time (UT)2002-04-12 15:20
Toolмшр-60
Observation's placePavlodar
Magnitude4.62
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodS - Sidgwick`s method
Coma diameter(')Not set
Tail's length40'
Condensation6
Positional angle of tailNot set
Bortl's scaleNot set
Aperture6 cm
Focal length (mm)600
Type of toolR - Refractor
Magnification30
Field of view (°)1.5
SQM-L in zenith
Light pollution zone
LmNot set
Comment
Morris Format2002 Apr 12.64 UT: m1=4.62, DC=6, Tail: 40 arcmin ...6-cm R (30x) ...Andrey Semenyuta (Pavlodar, Kazakhstan)