SJ 2 [CAST]
SJ 2 (Shi Jian 2) was a Chinese satellite mission to measure and study the micrometeoroids and debris environment and to conduct electromagnetic background experiments.
the satellite featured a spin-stabilized octahedral prism shaped structure and and was sun-pointing with a total mass of 250 kg. The satellite structure had a length of 1.2 m and an outer diameter of 0.615 m. Four deployable solar wings are attached to the top of the satellite.
The satellite carried instruments for measuring space debris:
SJ 2 was launched as one of three payloads on a FB-1 rocket in September 1981. An earlier launch failure in July 1979 reportedly carried the same payloads.
|Type / Application:||Technology|
|Power:||4 deployable fixed solar arrays, batteries|
|Orbit:||232 km × 1598 km, 59.4º|
|SJ (2)||1979-F02||27.07.1979||Jq LC-2/138||FB-1||with SJ (2A), SJ (2B)|
|SJ 2||1981-093D||19.09.1981||Jq LC-2/138||FB-1||with SJ 2A, SJ 2B|