| Comet | C/2015 V2 (Johnson) |
|---|
| User | Sergey Shurpakov |
|---|
| User`s name | Sergey Shurpakov |
|---|
| Observation's time (UT) | 2017-01-07 01:44:00 |
|---|
| Observation's place | Observatory "Star Wanderer" MPC-C36 |
|---|
| Comparison stars source | Not set |
|---|
| Method | C |
|---|
| Magnitude | 12.3 |
|---|
| Mag Error | 0.1 |
|---|
| Coma diameter(') | 0.88 |
|---|
| Tail's length | 5' |
|---|
| Coma degree of condensation | 6.5 |
|---|
| Positional angle of tail (°) | 314 |
|---|
| Aperture | 254 cm |
|---|
| Telescope focal length (mm) | 1200 |
|---|
| Telecope Type | L |
|---|
| Exposure of single frame (sec) | 60 |
|---|
| Phot Region | |
|---|
| Software (with version) | ICQ: A48. Astrometrica 4.8 |
|---|
| Stars Exposure | Not set |
|---|
| Photometric-aperture size | |
|---|
| Camera | Defined by user: Artemis 285AL |
|---|
| Chip | |
|---|
| Chip blooming | |
|---|
| Number of images | Σ |
|---|
| Magnitude of the comparison star closest in brightness | 11.8 |
|---|
| Calibration methods | Not set |
|---|
| Pixel size width | 2.22" |
|---|
| Pixel size height | 2.22" |
|---|
| Light pollution zone | |
|---|
| Lm | |
|---|
| SQM-L in zenith | |
|---|
| Observatory code | C36 |
|---|
| Comment | Not set |
|---|
