International Designator 1991-050

1991-050A

ERS-1, a low Earth-orbiting, sun-synchronous satellite supported by the multi-mission platform which carries a Synthetic Aperture Radar (SAR), a radar serving as Wind Scatterometer (WS), a Radar Altimeter (RA), an Along Track Scanning Radiometer and microwave sounder (ATSR), and a Precise Range and Range Rate Equipment (PRARE), was launched on July 17, 1991, from the Kourou Space Center, French Guiana, using the Ariane rocket booster and placed into a near-circular polar orbit.

Source: SPACEWARN Bulletin Number 453

1991-050B

UOSAT-F was launched on July 17, 1991, by the same Ariane rocket booster that launched ERS-1.

Source: SPACEWARN Bulletin Number 453

1991-050C

ORBCOMM-X was launched on July 17, 1991, by the same Ariane rocket booster that launched ERS-1.

Source: SPACEWARN Bulletin Number 453

1991-050D

TUBSAT was launched on July 17, 1991, by the same Ariane rocket booster that launched ERS-1.

Source: SPACEWARN Bulletin Number 453

1991-050E

SARA was launched on July 17, 1991, by the same Ariane rocket booster that launched ERS-1.

Source: SPACEWARN Bulletin Number 453


Dr. T.S. Kelso [TS.Kelso@celestrak.com]
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