CCD Observation's detail view 3654
| Comet | C/2015 V2 (Johnson) |
|---|---|
| User | antares48 |
| User`s name | P. Jordanov |
| Observation's time (UT) | 2017-04-28 19:25:00 |
| Observation's place | Dimitrovgrad-Brod |
| Comparison stars source | Not set |
| Method | Not set |
| Magnitude | |
| Mag Error | Not set |
| Coma diameter(') | 4.87 |
| Tail's length | 18.55' |
| Coma degree of condensation | Not set |
| Positional angle of tail (°) | 308 |
| Aperture | 15 cm |
| Telescope focal length (mm) | 750 |
| Telecope Type | L |
| Exposure of single frame (sec) | 30 |
| Phot Region | |
| Software (with version) | |
| Stars Exposure | Not set |
| Photometric-aperture size | |
| Camera | Defined by user: Canon 100D |
| Chip | |
| Chip blooming | |
| Number of images | Σ |
| Magnitude of the comparison star closest in brightness | |
| Calibration methods | dark-subtracted (and bias-subtracted) + flat-field corrected (flat-fielded) |
| Pixel size width | |
| Pixel size height | |
| Light pollution zone | Green |
| Lm | 5.5 |
| SQM-L in zenith | |
| Observatory code | |
| Comment | Not set |