Comet | C/2015 F4 (Jacques) |
User | Sergey Shurpakov |
User`s name | Sergey Shurpakov |
Observation's time (UT) | 2015-08-21 22:48:00 |
Observation's place | Not set |
Comparison stars source | ICQ: U0.But this catalogue hasn`t been submited into database |
Method | C |
Magnitude | 13.1 |
Mag Error | Not set |
Coma diameter(') | 0.58 |
Tail's length | 1.3' |
Coma degree of condensation | 7.5 |
Positional angle of tail (°) | 150 |
Aperture | 15 cm |
Telescope focal length (mm) | 450 |
Telecope Type | L |
Exposure of single frame (sec) | 25 |
Phot Region | |
Software (with version) | ICQ: A32. Astrometrica 3.25 |
Stars Exposure | Not set |
Photometric-aperture size | ○ 0.58' |
Camera | QHY |
Chip | ICX |
Chip blooming | |
Number of images | Not set |
Magnitude of the comparison star closest in brightness | 13.7 |
Calibration methods | dark-subtracted (and bias-subtracted) |
Pixel size width | 2.7" |
Pixel size height | 2.7" |
Light pollution zone | Not set |
Lm | Not set |
SQM-L in zenith | Not set |
Observatory code | |
Comment | Not set |