Документ взят из кэша поисковой машины. Адрес оригинального документа : http://www.iki.rssi.ru/solar/eng/ananke.htm
Дата изменения: Thu Oct 16 01:00:20 1997
Дата индексирования: Tue Oct 2 05:03:50 2012
Кодировка:
Поисковые слова: cygnus loop
Jupiter's Moon Ananke
Ananke
Jupiter XII

 

Ananke [a-NANG-kee] is the thirteenth known satellite of Jupiter. Ananke and Zeus were the parents of Adrastea. Very little is known about Ananke.

Ananke Statistics
 Discovered byS. Nicholson 
 Date of discovery1951 
 Mass (kg)3.82e+16 
 Mass (Earth = 1)6.3922e-09 
 Equatorial radius (km)15 
 Equatorial radius (Earth = 1)2.3518e-03 
 Mean density (gm/cm^3)2.7 
 Mean distance from Jupiter (km)21,200,000 
 Rotational period (days)? 
 Orbital period (days)-631 
 Mean orbital velocity (km/sec)-2.44 
 Orbital eccentricity0.1687 
 Orbital inclination (degrees)147 
 Escape velocity (km/sec)0.0184 
 Visual geometric albedo? 
 Magnitude (Vo)18.9 

 

HOME Jupiter Elara Carme HOST

 

Copyright © 1997 by Calvin J. Hamilton. All rights reserved.