Asteroid 2638 Gadolin
Named after Jacob Gadolin, a Finnish astronomer.
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This file is not available for download, but provided by the Alcyone Ephemeris Small Body Data File DVD.
| Alternate designation | 1939 SG |
Osculating Orbital Elements
| Epoch | 2454200,5 |
| Semi major axis | 2,5547 AU |
| Period [Julian yrs] | 4,083 Julian years |
| Inclination | 14,372 ° |
| Eccentricity | 0,0825 |
| Lon. of ascending node | 245,992 ° |
| Argument of perihelion | 171,196 ° |
| Passage of perihelion | 2005-Jul-18.096999 |
| Aphelion distance | 2,7655 AU |
| Mean anomaly | 152,286 ° |
Physical Data
| Absolute magnitude (H) | 12,1 |
| Magnitude Slope (G) | 0,15 |
| Spectral class | n.a. |
Discovery Circumstances
| Discoverer | Y. Vaisala |
| Discovered | 1939-09-19 |
Data File
| Data File Name | 2638_Gadolin.aed |
| Data File Date | 2006-12-22 |
| Data File Size | 2714 kB |
| Covered Period | 1800,00 - 2100,00 |
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