Astra 3B

Astra 3B

Luxembourg

Spacecraft n°:

Luxembourg spacecraft n°: 18

Launch data:

Designation	36581 / 10021A
Launch date	21 May 2010 - 22:01 UT
Launch site	Ko, ELA-3
Launch vehicle	Ariane-5ECA (vehicle: L551 - n° V-194)
Mission	Commercial: Communication (Direct Broadcasting)
Geostationary orbit on Jun 5.65:
Perigee / Apogee	35765 x 35806 km
Eccentricity	0.0005
Inclination	0.098 deg
Period	1436.05 min

Spacecraft data:

Prime contractor	EADS Astrium
Platform	Eurostar-3000
Operator	SES-Astra
Mass at launch	5471 kg
Dry Mass	around 3000 kg
Basic shape	Box + 2 panels
Dimension (m)	4.5 x 3.2 x 2.8
Equipment	52 Ku- and 4 Ka-Band transponders
Solar array	39.8 span
Stabilization
DC power	10000 W
Design lifetime	> million years, active: 15 yrs - still active

Location:

Date	Position	Remarks
July 2010	23.50° E

Mission details:

Arianespace launched Ariane 5ECA vehicle L551 on May 21. Flight number V194 placed the Astra 3B and ComsatBw-2 communications satellites in transfer orbit. The L551 core stage reached a -971 x 173 km x 6.5 deg suborbital path and the ESC-A stage put the satellites in a 263 x 35764 km x 3.0 deg transfer orbit.
Serves German, Czech, Slovak market.

Ref.: #7(JR628), #14, #206, #226 - update: 03.07.10