9954 Brachiosaurus

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9954 Brachiosaurus
AnimatedOrbitOf9954Brachiosaurus .gif
Orbit of 9954 Brachiosaurus (blue), planets (red) and the Sun (black). The outermost planet visible is Jupiter.
Discovery and designation
Discovered byE. W. Elst
Discovery dateApril 8, 1991
Designations
MPC designation9954 Brachiosaurus
Named afterBrachiosaurus
Alternative names1991 GX7, 1984 WP5, 1993 UO3
Orbital characteristics
Epoch October 27, 2007
Aphelion3.1227684 AU
Perihelion2.3962386 AU
Semi-major axis2.7595035 AU
Eccentricity0.1316414
Orbital period1674.3446220 d
Mean anomaly6.85193°
Inclination9.09301°
Longitude of ascending node3.80765°
Argument of perihelion48.26847°
Physical characteristics
Dimensions~37.1 km[1]
Geometric albedo~0.01
Surface temp.minmeanmax
Kelvin
Celsius
Absolute magnitude (H)13.6
 
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9954 Brachiosaurus
AnimatedOrbitOf9954Brachiosaurus .gif
Orbit of 9954 Brachiosaurus (blue), planets (red) and the Sun (black). The outermost planet visible is Jupiter.
Discovery and designation
Discovered byE. W. Elst
Discovery dateApril 8, 1991
Designations
MPC designation9954 Brachiosaurus
Named afterBrachiosaurus
Alternative names1991 GX7, 1984 WP5, 1993 UO3
Orbital characteristics
Epoch October 27, 2007
Aphelion3.1227684 AU
Perihelion2.3962386 AU
Semi-major axis2.7595035 AU
Eccentricity0.1316414
Orbital period1674.3446220 d
Mean anomaly6.85193°
Inclination9.09301°
Longitude of ascending node3.80765°
Argument of perihelion48.26847°
Physical characteristics
Dimensions~37.1 km[1]
Geometric albedo~0.01
Surface temp.minmeanmax
Kelvin
Celsius
Absolute magnitude (H)13.6

9954 Brachiosaurus is a main belt asteroid. It orbits the Sun once every 4.58 years.[2]

Discovered on April 8, 1991 by E. W. Elst, it was given the provisional designation "1991 GX7". It was later renamed "Brachiosaurus" after Brachiosaurus, a large herbivorous dinosaur.[3]

References[edit]

  1. ^ Tedesco E.F., Noah P.V., Noah M., Price S.D. "The supplemental IRAS minor planet survey (SIMPS)". 
  2. ^ "9954 Brachiosaurus (1991 GX7)". JPL Small-Body Database Browser. 
  3. ^ MPC 47166 Minor Planet Center