CometC/2015 V2 (Johnson)
UserAlexsandr Morozov
User`s nameAlexsandr Morozov
Observation's time (UT)2017-03-28 19:36
Toolмонокуляр 20x60
Observation's placeSukhinichi
Magnitude8.6
Comparison stars sourceHJ - Magnitudes in the Hipparcos photometric system
MethodS - Sidgwick`s method
Coma diameter(')11
Tail's lengthNot set
Condensation2/
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 zoneGreen
Lm
Comment
Morris Format2017 Mar 28.82 UT: m1=8.6, Dia.=11', DC=2.5 ...6-cm B (20x) ...Alexsandr Morozov (Sukhinichi, Russia)