CometC/2009 P1 (Garradd)
Userslava03
User`s nameVyacheslav Ivanov
Observation's time (UT)2011-08-12 23:00:00
Tool"Мицар"
Observation's placeСаратов
Magnitude8
Comparison stars sourceAE - Planetary magnitudes from the American Ephemeris and Nautical Almanac
MethodS - Sidgwick`s method
Coma diameter(')5
Tail's lengthNot set
Condensation5
Positional angle of tailNot set
Bortl's scaleNot set
Aperture110 cm
Focal length (mm)805.85
Type of toolL - Newtonian reflector
Magnification32.2
Field of view (°)1.55
SQM-L in zenithNot set
Light pollution zoneOrange
LmNot set
Comment
Morris Format2011 Aug 12.96 UT: m1=8, Dia.=5', DC=5 ...110-cm L (32.2x) ...Vyacheslav Ivanov (Саратов, Russia)