XM-4

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XM-4 is classified as:

Geostationary
TV

NORAD ID: 29520

Int'l Code: 2006-049A

Perigee: 36,182.4 km

Apogee: 36,232.8 km

Inclination: 0.9 °

Period: 1,457.3 minutes

Semi major axis: 42578 km

RCS: 15.8489 m² (large)

Launch date: October 30, 2006
Source: United States (US)
Launch site: SEA LAUNCH (SEAL)

XM 4 is an American geostationary satellite that was launched by a Zenit 3SL rocket from the floating platform, Odyssey parked on the equatorial Pacific ocean at 154° W longitude, at 23:49 UT on 30 October 2006. The 5.2 tonne (with fuel) craft carries an 18 kW transponder to provide S-band Digital Audio Radio Service (DARS) to homes and automobiles in North America, after parking over 115° W longitude.

1 29520U 06049A   24139.79702272 -.00000102  00000-0  00000-0 0  9996
2 29520   0.8572  91.7247 0005910 307.8331  58.0727  0.98813367 43845

Source of the keplerian elements: AFSPC