Comet 78P/Gehrels
Usercosteira1
User`s nameAlexandre Amorim
Observation's time (UT)2011-10-25 23:45:00
ToolNot set
Observation's place
Magnitude11.5
Comparison stars sourceTK - Tycho-2 Catalogue
MethodI - Variable stars (without defocusing)
Coma diameter(')Not set
Tail's lengthNot set
Condensation
Positional angle of tailNot set
Bortl's scaleNot set
Aperture18 cm
Focal length (mm)1440
Type of toolL - Newtonian reflector
Magnification57
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format2011 Oct 25.99 UT: m1=11.5 ...18-cm (57x) ...Alexandre Amorim (, )