alcyone software


Alcyone Ephemeris Small Body Data Files

Home Contact Imprint

Asteroid 14 Irene


Named after Eirene, a personification of peace in Greek mythology, one of the Horae, daughter of Zeus and Themis.

If the download doesn't start automatically, click here.
When the download succeeded click 'Open' to install the data file.

ClassificationMain-belt Asteroid

Osculating Orbital Elements
Epoch2445192,5
Semi major axis2,5890 AU
Period [Julian yrs]4,166 Julian years
Inclination9,121 °
Eccentricity0,1629
Lon. of ascending node87,011 °
Argument of perihelion94,541 °
Passage of perihelion1984-Feb-06.110717
Aphelion distance3,0106 AU
Mean anomaly231,265 °

Physical Data
Radius76,00 km
Rotation period15,06 days
Absolute magnitude (H)6,2466
Magnitude Slope (G)0,15
Color index (B-V)0,833
Geometric albedo0,159
Spectral classS

Discovery Circumstances
DiscovererJohn Russell Hind
Discovered1851-05-19

Data File
Data File Name14_Irene.aed
Data File Date2006-07-19
Data File Size2714 kB
Covered Period1800,00 - 2100,00