Comet 1P/Halley
UserHAS02
User`s nameWerner Hasubick
Observation's time (UT)1986-01-20 17:02:00
ToolNot set
Observation's place
Magnitude4.2
Comparison stars source
MethodB - Bobrovnikoff`s method
Coma diameter(')0
Tail's lengthNot set
Condensation
Positional angle of tailNot set
Bortl's scaleNot set
Aperture0.7 cm
Focal length (mm)0
Type of toolE - Naked eye
Magnification1
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format1986 Jan 20.71 UT: m1=4.2, Dia.=0' ...0.7-cm (1x) ...Werner Hasubick (, )