Jason 1

FR & US

Spacecraft n°:

US satellite n°:

Launch data:

Designation	26997 / 01055A
Launch date	07 Dec 2001 - 15:07:35 UT
Launch site	Va, SLC2W
Launch vehicle	Delta 7920-10(#D289)
Mission	Remote sensing
Perigee/Apogee	1337 km
Inclination	66°
Period	112 min (9.9 days repeat)

Is to replace Topex Poseidon but will fly in formation for a while. Launch was delayed to after a problem in a solar array drive motor was detected. Was declared operational in March 2002. Control of the satellite should be transfered to JPL in April 2002.

Specifications

Prime contractor	Alcatel Space
Platform	Proteus
Mass at launch	500 kg
Mass in orbit
Dry mass	472 kg
Dimension
Solar array	Twin panels, provide 1000 W
Stabilization	3-axis
DC power	EOL: 1000 W
Design lifetime	5 years

Payload

Poseidon 2 (CNES): dual frequency radar altimetry to be built by Alcatel Telecom for about $29 million
Doris (CNES)
JMR (NASA)
TRSR
LRA -NASA)

Should downlink in S-band atr 613 Kbps over Poker Flats, Alaska and Wallops Island, Virginia.

Ref: #7, #15, #98a - update: 22.10.08