Comet C/1999 S4 (LINEAR)
Userslava03
User`s nameVyacheslav Ivanov
Observation's time (UT)2000-07-09 22:33:00
Tool"Мицар"
Observation's placeСаратов
Magnitude8
Comparison stars sourceTK - Tycho-2 Catalogue
MethodS - Sidgwick`s method
Coma diameter(')2
Tail's length0.25°
Condensation7
Positional angle of tailNot set
Bortl's scaleNot set
Aperture110 cm
Focal length (mm)805.85
Type of toolL - Newtonian reflector
Magnification80.6
Field of view (°)0.68
SQM-L in zenithNot set
Light pollution zoneOrange
LmNot set
Comment
Morris Format2000 Jul 9.94 UT: m1=8, Dia.=2', DC=7, Tail: 0.25 deg ...110-cm L (80.6x) ...Vyacheslav Ivanov (Саратов, Russia)