Comet C/1987 P1 (Bradfield)
UserHAS02
User`s nameWerner Hasubick
Observation's time (UT)1987-10-18 17:45:00
ToolNot set
Observation's place
Magnitude6.4
Comparison stars source
MethodS - Sidgwick`s method
Coma diameter(')4.7
Tail's length0.5°
Condensation4
Positional angle of tail7
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 Oct 18.74 UT: m1=6.4, Dia.=4.7', DC=4, Tail: 0.5 deg, in PA 7 deg ...10-cm (14x) ...Werner Hasubick (, )