CometC/2009 E1 (Itagaki)
UserNorm
User`s nameNeil Norman
Observation's time (UT)2009-03-29
ToolTelescope
Observation's placeIpswich
Magnitude8.1
Comparison stars sourceAE - Planetary magnitudes from the American Ephemeris and Nautical Almanac
MethodS - Sidgwick`s method
Coma diameter(')4
Tail's lengthNot set
Condensation6
Positional angle of tailNot set
Bortl's scaleNot set
Aperture11.4 cm
Focal length (mm)8
Type of toolL - Newtonian reflector
MagnificationNot set
Field of view (°)Not set
SQM-L in zenith
Light pollution zone
LmNot set
Comment
Morris Format2009 Mar 29 UT: m1=8.1, Dia.=4', DC=6 ...11.4-cm L ...Neil Norman (Ipswich, England)