Comet 1P/Halley
UserKAM01
User`s name
Observation's time (UT)1985-12-01 18:00:00
ToolNot set
Observation's place
Magnitude5.4
Comparison stars source
MethodK
Coma diameter(')20
Tail's length
Condensation
Positional angle of tail80
Bortl's scaleNot set
Aperture6.3 cm
Focal length (mm)0
Type of toolB - Binoculars
Magnification9
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format1985 Dec 1.75 UT: m1=5.4, Dia.=20', Tail: 1 deg, in PA 80 deg ...6.3-cm (9x) ... (, )