| Comet | C/2017 T2 (PANSTARRS) |
|---|
| User | ASem |
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| User`s name | Andrey Semenyuta |
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| Observation's time (UT) | 2020-03-12 15:50 |
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| Tool | sw-102 |
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| Observation's place | Pavlodar |
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| Magnitude | 9.05 |
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| Comparison stars source | HJ - Magnitudes in the Hipparcos photometric system |
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| Method | S - Sidgwick`s method |
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| Coma diameter(') | 4.0 |
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| Tail's length | Not set |
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| Condensation | 5 |
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| Positional angle of tail | Not set |
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| Bortl's scale | 8 |
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| Aperture | 10.2 cm |
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| Focal length (mm) | 1000 |
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| Type of tool | R - Refractor |
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| Magnification | 40 |
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| Field of view (°) | 1.3 |
|---|
| SQM-L in zenith | |
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| Light pollution zone | Red |
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| Lm | 4.5 |
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| Comment | Почему-то в феврале комету легче находил, чем вчера. Промучился минут сорок, прежде чем увидел слабое пятно - она! |
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| Morris Format | 2020 Mar 12.66 UT: m1=9.05, Dia.=4.0', DC=5 ...10.2-cm R (40x) ...Andrey Semenyuta (Pavlodar, Kazakhstan) |
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