Comet C/1990 K1 (Levy)
UserKAM01
User`s name
Observation's time (UT)1990-08-17 23:16:00
ToolNot set
Observation's place
Magnitude4.5
Comparison stars source
MethodS - Sidgwick`s method
Coma diameter(')20.5
Tail's length0.6°
Condensation6
Positional angle of tail170
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 Format1990 Aug 17.97 UT: m1=4.5, Dia.=20.5', DC=6, Tail: 0.6 deg, in PA 170 deg ...6.3-cm (9x) ... (, )