Comet 80P/Peters-Hartley
UserPaul Camilleri
User`s namePaul Camilleri
Observation's time (UT)1990-05-29 13:55:00
ToolNot set
Observation's place
Magnitude13
Comparison stars source
MethodS - Sidgwick`s method
Coma diameter(')3
Tail's lengthNot set
Condensation5
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 29.58 UT: m1=13, Dia.=3', DC=5 ...20.3-cm (56x) ...Paul Camilleri (, )