Comet C/1987 P1 (Bradfield)
Userwacekm
User`s nameWaclaw Moskal
Observation's time (UT)1987-10-30 18:00:00
ToolNot set
Observation's placeKrosno, Poland
Magnitude5.5
Comparison stars sourceAE - Planetary magnitudes from the American Ephemeris and Nautical Almanac
MethodB - Bobrovnikoff`s method
Coma diameter(')
Tail's lengthNot set
Condensation5
Positional angle of tailNot set
Bortl's scaleNot set
Aperture
Focal length (mm)Not set
Type of tool
MagnificationNot set
Field of view (°)Not set
SQM-L in zenith
Light pollution zone
Lm
Comment
Morris Format1987 Oct 30.75 UT: m1=5.5, DC=5 ...Waclaw Moskal (Krosno, Poland, Poland)