Comet 103P/Hartley
UserPaul Camilleri
User`s namePaul Camilleri
Observation's time (UT)1991-09-07 18:28:00
ToolNot set
Observation's place
Magnitude7.8
Comparison stars source
MethodM - Morris`s method
Coma diameter(')5
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
Magnification35
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format1991 Sep 7.77 UT: m1=7.8, Dia.=5', DC=4 ...20.3-cm (35x) ...Paul Camilleri (, )