| Comet | C/2015 V2 (Johnson) |
|---|
| User | Sd-mail |
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| User`s name | Danil Sidorko |
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| Observation's time (UT) | 2017-01-07 00:00:00 |
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| Observation's place | Korenovsk |
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| Comparison stars source | ICQ: TK. Tycho-2 Catalogue |
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| Method | c |
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| Magnitude | 13.3 |
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| Mag Error | Not set |
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| Coma diameter(') | 0.6 |
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| Tail's length | 1' |
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| Coma degree of condensation | 2 |
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| Positional angle of tail (°) | 340 |
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| Aperture | 8 cm |
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| Telescope focal length (mm) | 1000 |
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| Telecope Type | L |
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| Exposure of single frame (sec) | 60 |
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| Phot Region | |
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| Software (with version) | ICQ: Izm. Izmccd software |
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| Stars Exposure | Not set |
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| Photometric-aperture size | 1 |
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| Camera | Defined by user: Canon 650d |
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| Chip | |
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| Chip blooming | |
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| Number of images | Σ |
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| Magnitude of the comparison star closest in brightness | |
|---|
| Calibration methods | no correction |
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| Pixel size width | |
|---|
| Pixel size height | |
|---|
| Light pollution zone | Orange |
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| Lm | |
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| SQM-L in zenith | |
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| Observatory code | |
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| Comment | Not set |
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