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Rigidsphere

Spacecraft · USA

Original archive entry. The text, images and links below are kept as they were written.

Gridsphere 1
Gridsphere 1
Credit: Manufacturer Image

American military target satellite operated by USAF STP (Space Test Program), USA. Launched 1968 - 1971.

The Rigidsphere and Gridsphere satellites of the 1960s were wire frames, embedded in an inflatable plastic substrate that sublimated away in space, leaving the open wire grid spheres.

Subtopics

Country
USA
Launch Vehicles
Atlas, Atlas F
Agency
USAF
Bibliography
2, 278, 279, 6

Chronology

1 event

1971 August 7

00:11 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg 576A2. LV Family: Atlas. Launch Vehicle: Atlas F.
  • Rigidsphere - . Payload: AVL-802 Rigid Sphere. Mass: 6.00 kg (13.20 lb). Nation: USA. Agency: USAF. Class: Surveillance. Type: Radar calibration target. Spacecraft: Rigidsphere. Decay Date: 1979-11-02 . USAF Sat Cat: 5406 . COSPAR: 1971-067H. Apogee: 916 km (569 mi). Perigee: 781 km (485 mi). Inclination: 87.60 deg. Period: 101.80 min. Space craft engaged in investigation of spaceflight techniques and technology (US Cat A). .