| Comet | C/2015 XY1 (Lemmon) |
|---|
| User | Sergey Shurpakov |
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| User`s name | Sergey Shurpakov |
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| Observation's time (UT) | 2017-01-25 19:54:00 |
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| Observation's place | Observatory "Star Wanderer" MPC-C36 |
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| Comparison stars source | Not set |
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| Method | C |
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| Magnitude | 17.6 |
|---|
| Mag Error | 0.1 |
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| Coma diameter(') | 0.30 |
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| Tail's length | |
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| Coma degree of condensation | 8.5 |
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| Positional angle of tail (°) | |
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| Aperture | 254 cm |
|---|
| Telescope focal length (mm) | 1200 |
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| Telecope Type | L |
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| Exposure of single frame (sec) | 120 |
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| Phot Region | |
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| Software (with version) | ICQ: A48. Astrometrica 4.8 |
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| Stars Exposure | Not set |
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| Photometric-aperture size | |
|---|
| Camera | ICQ:Ap7. Apogee AP7 |
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| Chip | |
|---|
| Chip blooming | |
|---|
| Number of images | 7 |
|---|
| Magnitude of the comparison star closest in brightness | 16.9 |
|---|
| Calibration methods | dark-subtracted (and bias-subtracted) |
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| Pixel size width | 2.22" |
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| Pixel size height | 2.22" |
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| Light pollution zone | |
|---|
| Lm | |
|---|
| SQM-L in zenith | |
|---|
| Observatory code | C36 |
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| Comment | Not set |
|---|
