Comet C/1989 X1 (Austin)
UserLIN01
User`s name
Observation's time (UT)1990-05-27 00:43:00
ToolNot set
Observation's place
Magnitude5.6
Comparison stars source
MethodB - Bobrovnikoff`s method
Coma diameter(')9
Tail's lengthNot set
Condensation3
Positional angle of tailNot set
Bortl's scaleNot set
Aperture5 cm
Focal length (mm)0
Type of toolB - Binoculars
Magnification7
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format1990 May 27.03 UT: m1=5.6, Dia.=9', DC=3 ...5-cm (7x) ... (, )