CCD Observation's detail view 1842

Comet46P/Wirtanen
UserSergey Shurpakov
User`s nameSergey Shurpakov
Observation's time (UT)2008-03-31 19:12:00
Observation's placeNot set
Comparison stars sourceICQ: UO. USNO A2.0 catalogue R magnitudes
MethodC
Magnitude12.2
Mag ErrorNot set
Coma diameter(')2
Tail's lengthNot set
Coma degree of condensation5.5
Positional angle of tail (°)Not set
Aperture8 cm
Telescope focal length (mm)560
Telecope TypeR
Exposure of single frame (sec)140
Phot Region
Software (with version)ICQ: A41. Astrometrica 4.1
Stars ExposureNot set
Photometric-aperture size○ 2.00'
CameraAAL
ChipSAL
Chip blooming
Number of imagesNot set
Magnitude of the comparison star closest in brightness12.4
Calibration methodsdark-subtracted (and bias-subtracted)
Pixel size width2.4"
Pixel size height2.4"
Light pollution zoneNot set
LmNot set
SQM-L in zenithNot set
Observatory code
CommentNot set