| Comet | 41P/Tuttle-Giacobini-Kresak
|
|---|
| User | Sergey Shurpakov |
|---|
| User`s name | Sergey Shurpakov |
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| Observation's time (UT) | 2017-05-21 23:16:00 |
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| Observation's place | Not set |
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| Comparison stars source | ICQ: U0.But this catalogue hasn`t been submited into database |
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| Method | C |
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| Magnitude | 12.1 |
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| Mag Error | Not set |
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| Coma diameter(') | 1.07 |
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| Tail's length | Not set |
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| Coma degree of condensation | 6.5 |
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| Positional angle of tail (°) | Not set |
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| Aperture | 25 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) | 30 |
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| Phot Region | |
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| Software (with version) | ICQ: A32. Astrometrica 3.25 |
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| Stars Exposure | Not set |
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| Photometric-aperture size | ○ 1.07' |
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| Camera | AAL |
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| Chip | SAL |
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| Chip blooming | |
|---|
| Number of images | Not set |
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| Magnitude of the comparison star closest in brightness | 13.7 |
|---|
| Calibration methods | dark-subtracted (and bias-subtracted) |
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| Pixel size width | 2.2" |
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| Pixel size height | 2.2" |
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| Light pollution zone | Not set |
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| Lm | Not set |
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| SQM-L in zenith | Not set |
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| Observatory code | |
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| Comment | Not set |
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