| Comet | C/2015 F4 (Jacques) |
|---|
| User | Sergey Shurpakov |
|---|
| User`s name | Sergey Shurpakov |
|---|
| Observation's time (UT) | 2015-08-21 00:00:00 |
|---|
| Observation's place | Not set |
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| Comparison stars source | ICQ: U0.But this catalogue hasn`t been submited into database |
|---|
| Method | C |
|---|
| Magnitude | 13.6 |
|---|
| Mag Error | Not set |
|---|
| Coma diameter(') | 0.80 |
|---|
| Tail's length | 4.3' |
|---|
| Coma degree of condensation | 8 |
|---|
| Positional angle of tail (°) | 168 |
|---|
| Aperture | 15 cm |
|---|
| Telescope focal length (mm) | 450 |
|---|
| Telecope Type | L |
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| Exposure of single frame (sec) | 25 |
|---|
| Phot Region | |
|---|
| Software (with version) | ICQ: A32. Astrometrica 3.25 |
|---|
| Stars Exposure | Not set |
|---|
| Photometric-aperture size | ○ 0.80' |
|---|
| Camera | QHY |
|---|
| Chip | ICX |
|---|
| Chip blooming | |
|---|
| Number of images | Not set |
|---|
| Magnitude of the comparison star closest in brightness | 14.2 |
|---|
| 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 |
|---|
