Pollux (the moon)

See also: Pollux

Cliquez on the image for a description ---> |----- ! bgcolor=" #6295da" colspan=" 2" | Discovered |----- | Discovered by | Porco and Al |----- | Discovered in || 2004 |----- ! bgcolor=" #6295da" colspan=" 2" | Characteristics of the Orbit |----- | Equatorial radius || 377.390 km |----- | Eccentricity || 0,0182 |----- | Period of revolution || 2,737 D (65. 41 min 05 S) |----- | Slope || 0,1705° |----- | Natural satellite of || Saturn |----- ! bgcolor=" #a0ffa0" colspan=" 2" | Physical characteristics |----- | Diameter with the equator || 3,5 km |----- | Mass || ? kg |----- | Density average || ? kg/m ³ |----- | Gravity of surface || ? m/s² |----- | Period of rotation || probably synchronous |----- | Albedo || ? |----- | Temperature moyenne
de surface || ? K |----- | Atmosphere | no atmosphere |} Pollux' ( Polydeuces ) (provisional designation S/2004 S 5 ) is a Natural satellite of Saturn discovered on images taken the October 21st 2004 by the Sonde Cassini-Huygens. The team, carried out by Carolyn C. Porco and Al , is credited as a whole. Few details are available for the moment.

She is Co-orbital with Dioné and is with the Point back Lagrange (L₅). Its diameter is estimated at approximately 3,5 km. Theorbital known ones of the system saturnien, Pollux moves away more its point of anchoring: up to 32 degrees of variation!

The name of Pollux (English Polydeuces) was approved by UAI le January 21st 2005. In the Greek Mythology, Pollux and Castor are the brothers Dioscures.

External bonds

IAUC 8432 (November 8th 2004)
IAUC 8471 (January 21st 2005)
Bulletin of press of the Cassini mission (in English) (February 24th 2005)
D.C. Porco and Al , '' Cassini Imaging Science: Initial Results one Saturn' S Satellite Boxing rings and Small '', Science, vol. 307, No 5713, pp. 1226-1236 (February 25th 2005; necessary subscription)

Simple: Polydeuces (moon)

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