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From Wikipedia, the free encyclopedia
OREX (Orbital Re-entry Experiment) was a NASDA re-entry demonstrator prototype which was launched in 1994 on the H-II launcher; the satellite was renamed Ryūsei (りゅうせい, Shooting star). It was a precursor for the Japanese space shuttle HOPE.
Mission type | Technology |
---|---|
Operator | NASDA |
COSPAR ID | 1994-007A |
SATCAT no. | 22978 |
Website | www |
Mission duration | 2 hours |
Spacecraft properties | |
Manufacturer | NASDA |
Launch mass | 865 kilograms (1,907 lb) |
Landing mass | 761 kilograms (1,678 lb) |
Start of mission | |
Launch date | 3 February 1994, 22:20 UTC[1] |
Rocket | H-II |
Launch site | Tanegashima Yoshinobu 1 |
End of mission | |
Landing date | 4 February 1994, 00:30 UTC[2] |
Landing site | Pacific Ocean |
Orbital parameters | |
Reference system | Geocentric |
Regime | Low Earth |
Perigee altitude | 448 kilometres (278 mi) |
Apogee altitude | 458 kilometres (285 mi) |
Inclination | 30.5 degrees |
Period | 93.64 minutes |
Epoch | 3 February 1994[3] |
OREX tested various communications systems, heating profiles and heat shielding components for HOPE.
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