Comet 19P/Borrelly
UserHAS02
User`s nameWerner Hasubick
Observation's time (UT)1987-12-10 21:36:00
ToolNot set
Observation's place
Magnitude8.1
Comparison stars source
MethodB - Bobrovnikoff`s method
Coma diameter(')7
Tail's lengthNot set
Condensation4
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 Format1987 Dec 10.9 UT: m1=8.1, Dia.=7', DC=4 ...10-cm (14x) ...Werner Hasubick (, )