19741 Callahan
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| Name | |
|---|---|
| Name | Callahan |
| Designation | 2000 AN141 |
| Discovery | |
| Discoverer | LINEAR |
| Discovery date | January 5, 2000 |
| Discovery site | Socorro, New Mexico |
| Orbital elements | |
| Epoch October 27, 2007 (JDCT 2454400.5) | |
| Eccentricity (e) | 0.1308822 |
| Semimajor axis (a) | 2.2473531 AU |
| Perihelion (q) | 1.9532146 AU |
| Aphelion (Q) | 2.5414916 AU |
| Orbital period (P) | 3.37 a |
| Inclination (i) | 8.04848° |
| Longitude of the ascending node (Ω) | 167.50502° |
| Argument of Perihelion (ω) | 226.96577° |
| Mean anomaly (M) | 191.04688° |
19741 Callahan is a main belt asteroid with a perihelion of 1.8584973 AU. It has an eccentricity of 0.1308822 and an orbital period of 1230.5673756 days (3.37 years).[1]
Callahan has an orbital velocity average of 19.86850048 km/s and a tilt of 8.04882°.
This asteroid was discovered on January 5, 2000 by LINEAR.
This asteroid is named after Diane Callahan who mentored a finalist in the 2003 Discovery Channel Youth Science Challenge, a middle school science competition.[1]
[edit] References
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