Comet 1P/Halley
UserKAM01
User`s name
Observation's time (UT)1986-04-09 02:38:00
ToolNot set
Observation's place
Magnitude3.3
Comparison stars source
MethodB - Bobrovnikoff`s method
Coma diameter(')20
Tail's length2.7°
Condensation
Positional angle of tail330
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 Format1986 Apr 9.11 UT: m1=3.3, Dia.=20', Tail: 2.7 deg, in PA 330 deg ...6.3-cm (9x) ... (, )