Encyclopedia > 3 Juno

Article Content

3 Juno

**3 Juno**
Orbital characteristics
Orbit type	Main belt
Semimajor axis	2.669 AU
Eccentricity	0.2579
Orbital period	4.36 years
Inclination	12.97°
Physical characteristics
Diameter	240 km
Mass	2.0×10¹⁹ kg
Density	? g/cm³
Rotation period	7h 12m
Spectral class	S[?]
Albedo	0.16
History
Discoverer	K. Harding[?], 1804

3 Juno was the third asteroid to be discovered, in 1804 by K. Harding.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Sakhalin

... regarded it as a peninsula, and were unaware of the existence of the Strait of Tartary, which was discovered in 1809 by a Japanese, Mamiya Rinzo[?]. The Russian navigator ...