Asteroid 4769 Castalia
Named after Castalia, a nymph in Greek and Roman mythology.
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This file is not available for download, but provided by the Alcyone Ephemeris Small Body Data File DVD.
| Alternate designation | 1936 CA |
| Classification | Apollo, NEO, PHA, Mars-crosser, Venus-crosser |
| Notes | contact binary |
Osculating Orbital Elements
| Epoch | 2449926,5 |
| Semi major axis | 1,0632 AU |
| Period [Julian yrs] | 1,096 Julian years |
| Inclination | 8,887 ° |
| Eccentricity | 0,4833 |
| Lon. of ascending node | 325,759 ° |
| Argument of perihelion | 121,207 ° |
| Passage of perihelion | 1995-Apr-21.276356 |
| Aphelion distance | 1,5770 AU |
| Mean anomaly | 87,862 ° |
Physical Data
| Radius | 0,70 km |
| Rotation period | 4,095 days |
| Absolute magnitude (H) | 16,9 |
| Magnitude Slope (G) | 0,15 |
| Spectral class | n.a. |
Discovery Circumstances
| Discoverer | Eleanor F. Helin |
| Discovered | 1989-08-09 |
Data File
| Data File Name | 4769_Castalia.aed |
| Data File Date | 2006-07-19 |
| Data File Size | 2714 kB |
| Covered Period | 1800,00 - 2100,00 |
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