Comet C/2001 A2-A (LINEAR)
UserASem
User`s nameAndrey Semenyuta
Observation's time (UT)2001-07-25 17:10
Toolмшр-60
Observation's placePavlodar
Magnitude7.96
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodS - Sidgwick`s method
Coma diameter(')5.5
Tail's lengthNot set
Condensation5
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
Lm4.7
Comment
Morris Format2001 Jul 25.72 UT: m1=7.96, Dia.=5.5', DC=5 ...6-cm R (30x) ...Andrey Semenyuta (Pavlodar, Kazakhstan)