Comet 252P/LINEAR
UserAlexsandr Morozov
User`s nameAlexsandr Morozov
Observation's time (UT)2016-04-21 01:10
Toolмонокуляр 20x60
Observation's placeSukhinichi
Magnitude7.1
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodS - Sidgwick`s method
Coma diameter(')25
Tail's lengthNot set
Condensation1/
Positional angle of tailNot set
Bortl's scaleNot set
Aperture6 cm
Focal length (mm)Not set
Type of toolB - Binoculars
Magnification20
Field of view (°)3
SQM-L in zenith
Light pollution zoneRed
Lm
Commentmoon 0.99
Morris Format2016 Apr 21.05 UT: m1=7.1, Dia.=25', DC=1.5 ...6-cm B (20x) ...Alexsandr Morozov (Sukhinichi, Russia)