| Comet | 252P/LINEAR
|
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| User | Aquarellia |
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| User`s name | |
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| Observation's time (UT) | 2016-04-04 02:59 |
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| Tool | Vixen BT126-SS-A |
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| Observation's place | Notre Dame la Brune |
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| Comparison stars source | AE - Planetary magnitudes from the American Ephemeris and Nautical Almanac |
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| Method | B - Bobrovnikoff`s method |
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| Magnitude | 6.2 |
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| Coma diameter(') | 22 |
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| Tail's length | 5 |
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| Condensation | 1.5 |
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| Positional angle of tail | 330 |
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| Bortl's scale | 3 |
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| Aperture | 12.6 |
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| Focal length (mm) | Not set |
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| Type of tool | B - Binoculars |
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| Magnification | 40 |
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| Field of view (°) | 1.5 |
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| SQM-L in zenith | 19.99 |
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| Light pollution zone | Gray |
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| Lm | 5.5 |
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| Comment | What a giant coma, the green color was visible.
The sky was bad with lot of clouds.
Some elongation was visible to the zenith, the pseudonucleus was not visible. In 30 minutes the movment was clearly perceptible.
A sketch was made |
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| Morris Format | 2016 Apr 4.12 UT: m1=6.2, Dia.=22', DC=1.5, Tail: 5 arcmin, in PA 330 deg ...12.6-cm B (40x) ...Deconinck Michel (Notre Dame la Brune, France) |
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