Comet 67P/Churyumov-Gerasimenko
UserMarco Goiato
User`s nameMarco Antonio Coelho Goiato
Observation's time (UT)2008-12-20 23:29:00
ToolTelescópio
Observation's placeAraçatuba
Magnitude13.8:
Comparison stars sourceAU - ASAS-3 V magnitudes
MethodM - Morris`s method
Coma diameter(')0.6
Tail's lengthNot set
Condensation6
Positional angle of tailNot set
Bortl's scaleNot set
Aperture220 cm
Focal length (mm)1440
Type of toolL - Newtonian reflector
Magnification230
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format2008 Dec 20.98 UT: m1=13.8:, Dia.=0.6', DC=6 ...220-cm L (230x) ...Marco Antonio Coelho Goiato (Araçatuba, Brazil)