CometC/2009 P1 (Garradd)
Usercosteira1
User`s nameAlexandre Amorim
Observation's time (UT)2011-10-21 22:19:00
ToolNot set
Observation's place
Magnitude7.5
Comparison stars sourceTK - Tycho-2 Catalogue
MethodS - Sidgwick`s method
Coma diameter(')4
Tail's lengthNot set
Condensation5
Positional angle of tailNot set
Bortl's scaleNot set
Aperture7 cm
Focal length (mm)700
Type of toolR - Refractor
Magnification28
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format2011 Oct 21.93 UT: m1=7.5, Dia.=4', DC=5 ...7-cm (28x) ...Alexandre Amorim (, )