Comet C/2007 N3 (Lulin)
Userslava03
User`s nameVyacheslav Ivanov
Observation's time (UT)2009-02-21 19:41:00
Tool"Мицар"
Observation's placeСаратов
Magnitude6
Comparison stars sourceTK - Tycho-2 Catalogue
MethodS - Sidgwick`s method
Coma diameter(')5
Tail's lengthNot set
Condensation3
Positional angle of tailNot set
Bortl's scaleNot set
Aperture110 cm
Focal length (mm)805.85
Type of toolL - Newtonian reflector
Magnification53.7
Field of view (°)0.93
SQM-L in zenithNot set
Light pollution zoneOrange
LmNot set
Comment
Morris Format2009 Feb 21.82 UT: m1=6, Dia.=5', DC=3 ...110-cm L (53.7x) ...Vyacheslav Ivanov (Саратов, Russia)