| Comet | C/2013 A1 (Siding Spring) |
|---|
| User | Castor 98 |
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| User`s name | |
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| Observation's time (UT) | 2014-10-28 17:45:00 |
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| Tool | 7.6cm, f/4 reflector |
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| Observation's place | Brno (205 m a.s.l.) |
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| Comparison stars source | TK - Tycho-2 Catalogue |
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| Method | |
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| Magnitude | [10.3 |
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| Coma diameter(') | 1.6 |
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| Tail's length | Not set |
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| Condensation | Not set |
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| Positional angle of tail | Not set |
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| Bortl's scale | Not set |
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| Aperture | 7.6 |
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| Focal length (mm) | 300 |
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| Type of tool | L - Newtonian reflector |
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| Magnification | 37.5 |
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| Field of view (°) | 1.6 |
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| SQM-L in zenith | Not set |
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| Light pollution zone | |
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| Lm | Not set |
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| Comment | No chance. Fainter than 10.3 mag. Slight interference of astronomical twilight and moonlight. |
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| Morris Format | 2014 Oct 28.74 UT: m1=[10.3, Dia.=1.6' ...7.6-cm L (37.5x) ...Marek Biely (Brno (205 m a.s.l.), Czech Republic) |
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