| Comet | 38P/Stephan-Oterma
|
|---|
| User | Koalin |
|---|
| User`s name | |
|---|
| Observation's time (UT) | 2019-02-07 03:40 |
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| Tool | Sky-Watcher 12 Inch Dobsonian Telescope |
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| Observation's place | Деревня Dindos, Ignalinos район, Литва |
|---|
| Comparison stars source | TK - Tycho-2 Catalogue |
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| Method | M - Morris`s method |
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| Magnitude | 11.7 |
|---|
| Coma diameter(') | 1 |
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| Tail's length | Not set |
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| Condensation | 3 |
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| Positional angle of tail | Not set |
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| Bortl's scale | Not set |
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| Aperture | 30.5 |
|---|
| Focal length (mm) | 1500 |
|---|
| Type of tool | L - Newtonian reflector |
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| Magnification | 123.3 |
|---|
| Field of view (°) | 0.58 |
|---|
| SQM-L in zenith | |
|---|
| Light pollution zone | |
|---|
| Lm | |
|---|
| Comment | Прозрачность плохая - объект трудноватый. |
|---|
| Morris Format | 2019 Feb 7.15 UT: m1=11.7, Dia.=1', DC=3 ...30.5-cm L (123.3x) ...Darius Gasiūnas (Деревня Dindos, Ignalinos район, Литва, ) |
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