Comet C/1999 T1 (McNaught-Hartley)
UserPiotr Guzik
User`s namePiotr Guzik
Observation's time (UT)2001-03-12 21:07:00
ToolNot set
Observation's place
Magnitude9.9
Comparison stars source
MethodS - Sidgwick`s method
Coma diameter(')2
Tail's lengthNot set
Condensation3
Positional angle of tailNot set
Bortl's scaleNot set
Aperture15 cm
Focal length (mm)900
Type of toolL - Newtonian reflector
Magnification81
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format2001 Mar 12.88 UT: m1=9.9, Dia.=2', DC=3 ...15-cm (81x) ...Piotr Guzik (, )