TanDEM-X

TanDEM-X (TDX)

Germany

Spacecraft n°:

German spacecraft n°: 64

TerraSAR-X add-on for Didital Elevation Measurement

Launch data:

Designation	36605 / 10030A
Launch date	21 June 2010 - 02:14 UT
Launch site	B, LC-109/95
Launch vehicle	Dnepr-1
Mission	Government: Earth observation (radar)
Sun-Synchronous LEO Earth orbit on Jun 20.25:
Perigee / Apogee	507 x 509 km
Eccentricity	2.91E-04
Inclination	97.45 deg
Period	94.78 min

Spacecraft data:

Prime contractor	EADS Astrium
Platform	AstroBus
Operator	DLR, Info Terra
Mass at launch	1250 kg (1230 kg?)
Dry Mass	kg
Basic shape	Hexagonal cyl + SAR antenna + 3.3 m boom
Dimension (m)	5 high, 2.4 dia, 5x 0.80
Equipment	SAR (X-Band)
Solar array
Stabilization
DC power
Design lifetime	5 yrs - still active

Mission details:

Will survey all 150 million square kilometers of earth surface.
Tandem-X is a duplicate of the TerraSAR-X satellite launched in 2007 and will work in coordination with its sibling for first three years. The Dnepr third stage is in a 499 x 1145 km orbit.

Ref.: #7(JR629), #14, #206, #226 - update: 10.10.10