CCD Observation's detail view 3748

Comet 103P/Hartley
Userchergen
User`s nameCarl Hergenrother
Observation's time (UT)2010-09-25 07:26:00
Observation's placeNot set
Comparison stars sourceICQ: TK. Tycho-2 Catalogue
MethodZ
Magnitude7.3
Mag Error0.3
Coma diameter(')23
Tail's lengthNot set
Coma degree of condensationNot set
Positional angle of tail (°)Not set
Aperture20.0 cm
Telescope focal length (mm)800
Telecope TypeD
Exposure of single frame (sec)1800
Phot Regioncomparison stars are in the same frame as a comet
Software (with version)ICQ: IRA. IRAF
Stars ExposureNot set
Photometric-aperture size○ 23.6'
Camera
Chip
Chip blooming
Number of imagesΣ>=9
Magnitude of the comparison star closest in brightness11.6
Calibration methodsdark-subtracted (and bias-subtracted) + flat-field corrected (flat-fielded)
Pixel size width3"
Pixel size height3"
Light pollution zoneNot set
LmNot set
SQM-L in zenithNot set
Observatory code
CommentNot set