CometC/1798 G1 (Messier)
UserBurckhardt
User`s nameJohann Karl Burckhardt
Observation's time (UT)1798-04-25 00:00
Toolnaked eye
Observation's placeParis
Magnitude7:
Comparison stars source
Method
Coma diameter(')Not set
Tail's lengthNot set
Condensation
Positional angle of tailNot set
Bortl's scaleNot set
Aperture cm
Focal length (mm)Not set
Type of toolE - Naked eye
MagnificationNot set
Field of view (°)Not set
SQM-L in zenithNot set
Light pollution zone
LmNot set
Comment
Morris Format1798 Apr 25. UT: m1=7:...Naked Eye ...Johann Karl Burckhardt (Paris, France)