Asteroid 944 Hidalgo
Named after the Mexican hero Miguel Hidalgo y Costilla.
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This file is not available for download, but provided by the Alcyone Ephemeris Small Body Data File DVD.
Alternate designation | 1920 HZ |
Classification | Centaur |
Notes | longest orbital period of any asteroid in the traditional asteroid belt |
Osculating Orbital Elements
Epoch | 2445668,5 |
Semi major axis | 5,8509 AU |
Period [Julian yrs] | 14,153 Julian years |
Inclination | 42,375 ° |
Eccentricity | 0,6550 |
Lon. of ascending node | 21,654 ° |
Argument of perihelion | 57,268 ° |
Passage of perihelion | 1977-Feb-11.781728 |
Aphelion distance | 9,6835 AU |
Mean anomaly | 172,868 ° |
Physical Data
Radius | 19,00 km |
Rotation period | 10,063 days |
Absolute magnitude (H) | 10,344 |
Magnitude Slope (G) | 0,15 |
Color index (B-V) | 0,743 |
Geometric albedo | 0,06 |
Spectral class | n.a. |
Discovery Circumstances
Discoverer | Walter Baade |
Discovered | 1920-10-31 |
Data File
Data File Name | 944_Hidalgo.aed |
Data File Date | 2006-07-19 |
Data File Size | 2714 kB |
Covered Period | 1800,00 - 2100,00 |
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