Comet | C/2015 F4 (Jacques) |
User | Taras Prystavski |
User`s name | Taras Prystavski |
Observation's time (UT) | 2015-08-19 21:07:00 |
Observation's place | Not set |
Comparison stars source | ICQ: MC. Carlsberg Meridian Catalog 14 (1989) |
Method | C |
Magnitude | 11.3: |
Mag Error | Not set |
Coma diameter(') | 2.4 |
Tail's length | 5.0' |
Coma degree of condensation | Not set |
Positional angle of tail (°) | 154 |
Aperture | 8.0 cm |
Telescope focal length (mm) | 640 |
Telecope Type | R |
Exposure of single frame (sec) | 25 |
Phot Region | comparison stars are in the same frame as a comet |
Software (with version) | ICQ: A48. Astrometrica 4.8 |
Stars Exposure | Not set |
Photometric-aperture size | ○ 2.55' |
Camera | |
Chip | |
Chip blooming | Anti Blooming Gate |
Number of images | >=9 |
Magnitude of the comparison star closest in brightness | Not set |
Calibration methods | dark-subtracted (and bias-subtracted) |
Pixel size width | 2.5" |
Pixel size height | 2.5" |
Light pollution zone | Not set |
Lm | Not set |
SQM-L in zenith | Not set |
Observatory code | |
Comment | Not set |