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File:EN131090 with text.png

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English: Orbital path of the Earth-grazing meteoroid of 13 October 1990 before and after it encountered Earth. Orbital paths of Venus and Mars are shown for size comparison. Note that the side view is inclined about 1 degree to allow for viewing of the planetary orbits. For orbital characteristics of the meteoroid see below.
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Orbital characteristics[1] before encounter after encounter
Semi-major axis 2.72 ± 0.08 AU 1.87 ± 0.03 AU
Orbital eccentricity 0.64 ± 0,01 0.473 ± 0.009
Perihelion 0.9923 ± 0.0001 AU 0.9844 ± 0.0002 AU
Aphelion 4.45 ± 0.15 AU 2.76 ± 0.07 AU
Argument of periapsis 9.6 ± 0.1° 16.6 ± 0.2°
Longitude of the ascending node 19.671° 19.671°
Orbital inclination 71.4 ± 0.2° 74.4 ± 0.2°
Orbital period 4.5 ± 0.2 years 2.56 ± 0.06 years
  1. ↑ Spurný, Pavel (1994-02). "Recent fireballs photographed in central Europe". Planetary and Space Science 42 (2): 157–162. DOI:10.1016/0032-0633(94)90027-2. ISSN 0032-0633. Retrieved on 2015-02-19.

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Date/TimeThumbnailDimensionsUserComment
current21:17, 10 March 2015Thumbnail for version as of 21:17, 10 March 20151,009 × 1,302 (40 KB)PrimefacBlue Earth text/ring was difficult to see. Changing to brighter colour
21:08, 10 March 2015Thumbnail for version as of 21:08, 10 March 20151,009 × 1,302 (38 KB)PrimefacUser created page with UploadWizard

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