| Comet | 103P/Hartley |
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| User | slava03 |
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| User`s name | |
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| Observation's time (UT) | 2010-10-31 19:12:00 |
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| Tool | NE |
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| Observation's place | Поле |
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| Comparison stars source | YG - Yale Bright Star Catalogue |
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| Method | S - Sidgwick`s method |
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| Magnitude | 6 |
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| Coma diameter(') | 20 |
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| Tail's length | Not set |
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| Condensation | 2 |
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| Positional angle of tail | Not set |
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| Bortl's scale | Not set |
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| Aperture | Not set |
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| Focal length (mm) | Not set |
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| Type of tool | E - Naked eye |
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| Magnification | Not set |
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| Field of view (°) | Not set |
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| SQM-L in zenith | Not set |
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| Light pollution zone | Green |
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| Lm | Not set |
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| Comment | REMARKS: The comet is visible by a unaided eye, in Turkie, t+18°C |
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| Morris Format | 2010 Oct 31.8 UT: m1=6, Dia.=20', DC=2...Naked Eye ...Vyacheslav Ivanov (Поле, Russia) |
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