183 Istria - Definition

**183 Istria**
Orbital characteristics ^{1 (ftp://ftp.lowell.edu/pub/elgb/astorb.html)}
Orbit type	Main belt
Semimajor axis	2.797 AU
Perihelion distance	1.824 AU
Aphelion distance	3.769 AU
Orbital period	4.68 years
Inclination	26.41°
Eccentricity	0.348
Physical characteristics ^{1 (ftp://ftp.lowell.edu/pub/elgb/astorb.html)}
Diameter	35.4 km
Rotation period	11.77 hours
Spectral class ^{5 (http://spiff.rit.edu/richmond/parallax/phot/LCSUMPUB.TXT)}	S
Abs. magnitude	9.68
Albedo ^{4 (http://dorothy.as.arizona.edu/DSN/IRAS/index_iras.html)}	0.189
History ^{2 (http://cfa-www.harvard.edu/iau/lists/NumberedMPs.html)}
Discoverer	J. Palisa, 1878

183 Istria is a stony main belt asteroid.

It was discovered by J. Palisa on February 8, 1878 and named after the Istrian peninsula, which was then part of the Austro-Hungarian Empire.

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