Comet 80P/Peters-Hartley
UserPaul Camilleri
User`s namePaul Camilleri
Observation's time (UT)1990-05-27 09:21:00
ToolNot set
Observation's place
Magnitude13
Comparison stars source
MethodS - Sidgwick`s method
Coma diameter(')4
Tail's lengthNot set
Condensation4
Positional angle of tailNot set
Bortl's scaleNot set
Aperture20.3 cm
Focal length (mm)1421
Type of toolL - Newtonian reflector
Magnification56
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format1990 May 27.39 UT: m1=13, Dia.=4', DC=4 ...20.3-cm (56x) ...Paul Camilleri (, )