Comet47P/Ashbrook-Jackson
Usermmatti
User`s nameMichael Mattiazzo
Observation's time (UT)2000-08-28 13:12:00
ToolNot set
Observation's place
Magnitude13.5
Comparison stars source
MethodS - Sidgwick`s method
Coma diameter(')1
Tail's lengthNot set
Condensation4/
Positional angle of tailNot set
Bortl's scaleNot set
Aperture20 cm
Focal length (mm)1400
Type of toolL - Newtonian reflector
Magnification160
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format2000 Aug 28.55 UT: m1=13.5, Dia.=1', DC=4.5 ...20-cm (160x) ...Michael Mattiazzo (, )