Observation's detail view

Comet C/1995 O1 (Hale-Bopp)
UserASem
User`s name
Observation's time (UT)1997-04-17 14:55
ToolНевооружённый глаз
Observation's placePavlodar
Comparison stars sourceYG - Yale Bright Star Catalogue
MethodI - Variable stars (without defocusing)
Magnitude0.8
Coma diameter(')20
Tail's length18
Condensation6
Positional angle of tailNot set
Bortl's scaleNot set
ApertureNot set
Focal length (mm)Not set
Type of toolE - Naked eye
MagnificationNot set
Field of view (°)Not set
SQM-L in zenith
Light pollution zone
LmNot set
Comment
Morris Format1997 Apr 17.62 UT: m1=0.8, Dia.=20', DC=6, Tail: 18 deg...Naked Eye ...Andrey Semenyuta (Pavlodar, Kazakhstan)