(94) Aurora

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Asteroid
(94) Aurora
Shape of (94) Aurora - calculated from light reflection curves
Shape of (94) Aurora - calculated from light reflection curves
Properties of the orbit ( animation )
Orbit type Outer main belt
Major semi-axis 3.161  AU
eccentricity 0.088
Perihelion - aphelion 2.882 AU - 3.44 AU
Inclination of the orbit plane 8 °
Length of the ascending node 2.7 °
Argument of the periapsis 59.9 °
Time of passage of the perihelion November 15, 2008
Sidereal period 5 a 227 d
Mean orbital velocity 16.7 km / s
Physical Properties
Medium diameter 205 km
Dimensions (6.23 ± 3.64) 10 18Template: Infobox asteroid / maintenance / mass kg
Albedo 0.0395
Medium density 1.83 ± 1.10 g / cm³
Rotation period 7 h 13 min
Absolute brightness 7.57 likes
Spectral class CP
history
Explorer JC Watson
Date of discovery September 6, 1867
Another name A912 TC
Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items.

(94) Aurora is an asteroid of the main outer belt discovered on September 6, 1867 by the American astronomer James Craig Watson in Ann Arbor .

The celestial body was named after Aurora , the Roman goddess of the dawn.

With a mean diameter of over 200 km, Aurora is one of the larger asteroids in the main belt. It has a dark, carbonaceous surface.

When a star occulted on October 12, 2001, an oval shape of the asteroid was detected.

See also

Individual evidence

  1. Benoit Carry Density of Asteriods , Planetary & Space Science, 2012, Volume 73, Edition 1, pp. 98–118, doi: 10.1016 / j.pss.2012.03.009
  2. ^ Discovery Circumstances: Numbered Minor Planets. The international Astronomical Union - Minor Planet Center, accessed August 5, 2020 .
  3. Observed Minor Planet Occultation Events . May 20, 2002. Archived from the original on April 10, 2008. Retrieved June 19, 2010.