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Preparing the latest launch data.

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

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MERCURY ATLAS 4 (NORAD 183) | T-Minus Zero

Satellite

MERCURY ATLAS 4

1961-025ANORAD 183United States (US)Ops: D

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Catalog

OwnerUnited States (US)

Object typePAY

Launch siteAFETR

Launch designator1961-025

Period88.40 min

Inclination32.54°

Altitude149 km → 241 km

SATCAT updated2026-03-02T18:11:02.071+00:00

Orbit (latest)

No orbit elements found yet.