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Preparing the latest launch data.

T-Minus Zero

Primary launch schedule data: The Space Devs - Launch Library 2

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IRIDIUM 21 (NORAD 25778) | T-Minus Zero

Satellite

IRIDIUM 21

1999-032BNORAD 25778United States (US)Ops: D

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Catalog

OwnerUnited States (US)

Object typePAY

Launch siteTAISC

Launch designator1999-032

Period87.47 min

Inclination86.37°

Altitude128 km → 171 km

RCS3.317 m²

SATCAT updated2026-02-01T17:15:01.867+00:00

Orbit (latest)

No orbit elements found yet.