CometC/2011 L4 (PANSTARRS)
Usercosteira1
User`s nameAlexandre Amorim
Observation's time (UT)2012-07-19 21:50:00
ToolNot set
Observation's place
Magnitude12
Comparison stars sourceAU - ASAS-3 V magnitudes
MethodB - Bobrovnikoff`s method
Coma diameter(')0.5
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 Format2012 Jul 19.91 UT: m1=12, Dia.=0.5' ...18-cm (57x) ...Alexandre Amorim (, )