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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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NAVSTAR 53 (USA 175) (NORAD 28129) | T-Minus Zero

Satellite

NAVSTAR 53 (USA 175)

2003-058ANORAD 28129United States (US)Ops: B

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Catalog

OwnerUnited States (US)

Object typePAY

Launch siteAFETR

Launch designator2003-058

Period747.36 min

Inclination54.97°

Altitude20,893 km → 20,911 km

RCS6.309 m²

SATCAT updated2026-06-09T12:11:31.263+00:00

Groups

active

Orbit (latest)

Epoch2026-06-09T18:46:54.905952+00:00

Inclination55.0228°

RAAN23.5411°

Eccentricity0.0001982

Mean motion1.926784 rev/day

Sourcegp

Fetched2026-06-10T08:46:17.769+00:00