622 Esther
From Infogalactic: the planetary knowledge core
Discovery | |
---|---|
Discovered by | Joel Hastings Metcalf |
Discovery site | Taunton, Massachusetts |
Discovery date | November 13, 1906 |
Designations | |
1906 WP | |
Orbital characteristics | |
Epoch May 26, 1995 (JDCT 2449863.5) | |
Aphelion | 3.002 AU |
Perihelion | 1.832 AU |
2.417 AU | |
Eccentricity | 0.242 |
3.757 a | |
-137.354° | |
Inclination | 8.641° |
142.401° | |
255.708° | |
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622 Esther is a minor planet orbiting the Sun.
In 2001, the asteroid was detected by radar from the Arecibo Observatory at a distance of 1.11 AU. The resulting data yielded an effective diameter of 29 ± 8 km.[1]
References
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External links
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