Comet 21P/Giacobini-Zinner
UserHAS02
User`s nameWerner Hasubick
Observation's time (UT)1998-10-22 17:45:00
ToolNot set
Observation's place
Magnitude9.5
Comparison stars source
MethodS - Sidgwick`s method
Coma diameter(')3.8
Tail's lengthNot set
Condensation4
Positional angle of tailNot set
Bortl's scaleNot set
Aperture10 cm
Focal length (mm)0
Type of toolB - Binoculars
Magnification25
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format1998 Oct 22.74 UT: m1=9.5, Dia.=3.8', DC=4 ...10-cm (25x) ...Werner Hasubick (, )