Press Release


Launch Schedule of
Large Deployable Reflector Small-sized Partial Model 2

August 12, 2006 (JST)

Japan Aerospace Exploration Agency (JAXA)

The Japan Aerospace Exploration Agency (JAXA) would like to announce that, today, we were informed by Arianespace that the launch schedule of the launch vehicle that will carry our Large Deployable Reflector Small-sized Partial Model 2 (LDREX-2) had been set as follows.

JAXA has been planning a deployment experiment of a small-sized partial model of the LDR, the LDREX-2, which is scheduled to be launched by Ariane 5. The experiment aims at verifying the performance of the LDR, which is one of the onboard mission equipment of our satellite, the Engineering Test Satellite VIII (ETS-VIII.) The ETS-VIII is scheduled to be launched in Japan Fiscal Year 2006.

Launch Date : Mid-September, 2006
Launch Site : Kourou Launch Site in French Guiana, South America
Launch Vehicle : Ariane 5 Rocket


1. Overview of the LDREX-2
Number of modules 7 modules (The LDR has 14 modules.)
Size of the modules 1/2 of the LDR
Mass 211kg (excluding payload adapter and cameras)
On-orbit experiment duration about 45 minutes
Data acquisition Images (moving images from two angles every two seconds), Telemetry (44ch)
Launch vehicle Ariane 5 ECA
Launch Configuration Piggyback with two main geostationary satellites
Launch date Mid-September, 2006

2. LDREX-2 Appearance

[Stowed Configuration]

[Deployed Configuration]

For inquiries:
JAXA Public Affairs Department
Tel: +81-3-6266-6413 to 7, Fax: +81-3-6266-6910