Observation's detail view

Comet17P/Holmes
UserNorm
User`s name
Observation's time (UT)2008-01-10 00:28:00
ToolNaked eye
Observation's placeIpswich
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
Method
Magnitude4.2
Coma diameter(')60
Tail's lengthNot set
Condensation3
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
Lm6.5
Comment
Morris Format2008 Jan 10.02 UT: m1=4.2, Dia.=60', DC=3...Naked Eye ...Neil Norman (Ipswich, England)