NationMaster - Encyclopedia: 94 Aurora

**94 Aurora**
Orbital characteristics ^{1 (ftp://ftp.lowell.edu/pub/elgb/astorb.html)}
Orbit type	Main belt
Semimajor axis	3.164 AU
Perihelion distance	2.899 AU
Aphelion distance	3.429 AU
Orbital period	5.63 years
Inclination	7.98�
Eccentricity	0.084
Physical characteristics ^{1 (ftp://ftp.lowell.edu/pub/elgb/astorb.html)}
Diameter	204.9 km
Rotation period ^{3 (http://charlie.psi.edu/pds/)}	7.22 hours
Spectral class	C
Abs. magnitude	7.57
Albedo ^{4 (http://dorothy.as.arizona.edu/DSN/IRAS/index_iras.html)}	0.040
History ^{2 (http://cfa-www.harvard.edu/iau/lists/NumberedMPs.html)}
Discoverer	J. C. Watson, 1867

94 Aurora is one of the largest main belt asteroids. It is very dark, darker than soot, and has a primitive compostion consisting of carbonates.

It was discovered by J. C. Watson on September 6, 1867 and named after Aurora, the Roman goddess of the dawn.

Aurora occulted a dim star on October 12, 2001. A somewhat oval shape was detected. [1] (http://sorry.vse.cz/~ludek/mp/world/mpocc1.txt)

Categories: Astronomy stubs | Main Belt asteroids

Results from FactBites:

Alaska Science Forum: Aurora Index (162 words)
	When the aurora clashes with cabs; Ned Rozell.
	Aurora Displays Continue Despite Passing Peak: Ned Rozell.
	Solar Maximum Spreads the Aurora Southward: Ned Rozell.

Aurora: Definition and Links by Encyclopedian.com - All about Aurora (135 words)
	Aurora is one of the provinces in the Philippines.
	Aurora is the Collective noun for a group of Polar Bears: "An aurora of Polar Bears".
	Aurora is Asteroid number 94, discovered by J. Watson, in september 6, 1867.

More results at FactBites »

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