CometC/2014 Q2 (Lovejoy)
Usersemenov
User`s nameAlexander Semenov
Observation's time (UT)2015-05-02 21:02
ToolSkyMaster 15x70
Observation's placeТулиновка, Тамбовской области
Magnitude7.5
Comparison stars sourceAE - Planetary magnitudes from the American Ephemeris and Nautical Almanac
MethodB - Bobrovnikoff`s method
Coma diameter(')4
Tail's lengthNot set
Condensation3
Positional angle of tailNot set
Bortl's scaleNot set
Aperture7 cm
Focal length (mm)Not set
Type of toolB - Binoculars
Magnification15
Field of view (°)4.2
SQM-L in zenith
Light pollution zoneGreen
LmNot set
Comment
Morris Format2015 May 2.88 UT: m1=7.5, Dia.=4', DC=3 ...7-cm B (15x) ...Alexander Semenov (Тулиновка, Тамбовской области, Russia)