Comet C/1989 X1 (Austin)
UserHAS02
User`s nameWerner Hasubick
Observation's time (UT)1990-05-21 00:57:00
ToolNot set
Observation's place
Magnitude5.7
Comparison stars source
MethodS - Sidgwick`s method
Coma diameter(')16.2
Tail's lengthNot set
Condensation3
Positional angle of tailNot set
Bortl's scaleNot set
Aperture10 cm
Focal length (mm)0
Type of toolB - Binoculars
Magnification14
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format1990 May 21.04 UT: m1=5.7, Dia.=16.2', DC=3 ...10-cm (14x) ...Werner Hasubick (, )