Observation's detail view

Comet17P/Holmes
UserNorm
User`s name
Observation's time (UT)2007-11-21
ToolBinoculars
Observation's placeIpswich
Comparison stars sourceAE - Planetary magnitudes from the American Ephemeris and Nautical Almanac
Method
Magnitude3.1
Coma diameter(')37
Tail's lengthNot set
Condensation3
Positional angle of tailNot set
Bortl's scaleNot set
Aperture5
Focal length (mm)Not set
Type of toolB - Binoculars
Magnification10
Field of view (°)6
SQM-L in zenith
Light pollution zone
LmNot set
Comment
Morris Format2007 Nov 21 UT: m1=3.1, Dia.=37', DC=3 ...5-cm B (10x) ...Neil Norman (Ipswich, England)