Comet C/1982 M1 (Austin)
Userterryjlovejoy
User`s nameTerry Lovejoy
Observation's time (UT)1982-07-31 19:12:00
Tool20cm Newtonian
Observation's placeShailer Park
Magnitude
Comparison stars sourceA - Australian Comet Section Charts (based on AAVSO atlas and charts)
Method
Coma diameter(')13
Tail's length1.5°
Condensation7
Positional angle of tailNot set
Bortl's scaleNot set
Aperture20 cm
Focal length (mm)1200
Type of toolL - Newtonian reflector
Magnification48
Field of view (°)1.04
SQM-L in zenith
Light pollution zoneYellow
LmNot set
CommentIon tail distinct for 20', traced to 1.5d. Strongly condensed
Morris Format1982 Jul 31.8 UT:, Dia.=13', DC=7, Tail: 1.5 deg ...20-cm L (48x) ...Terry Lovejoy (Shailer Park, Australia)