| Comet | 111P/Helin-Roman-Crockett |
|---|
| User | ASem |
|---|
| User`s name | |
|---|
| Observation's time (UT) | 2021-03-09 16:20 |
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| Tool | sw-102 |
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| Observation's place | Pavlodar |
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| Comparison stars source | TK - Tycho-2 Catalogue |
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| Method | |
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| Magnitude | [9.5 |
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| Coma diameter(') | |
|---|
| Tail's length | Not set |
|---|
| Condensation | Not set |
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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 |
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| Focal length (mm) | 1000 |
|---|
| Type of tool | R - Refractor |
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| Magnification | 50 |
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| Field of view (°) | 1.36 |
|---|
| SQM-L in zenith | |
|---|
| Light pollution zone | Red |
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| Lm | 4.1 |
|---|
| Comment | Для 102-мм телескопа она слишком слаба. |
|---|
| Morris Format | 2021 Mar 9.68 UT: m1=[9.5 ...10.2-cm R (50x) ...Andrey Semenyuta (Pavlodar, Kazakhstan) |
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