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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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HELIOS 1B (NORAD 25977) | T-Minus Zero

Satellite

HELIOS 1B

1999-064ANORAD 25977France (FR)Ops: -

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Catalog

OwnerFrance (FR)

Object typePAY

Launch siteFRGUI

Launch designator1999-064

Period96.80 min

Inclination98.17°

Altitude603 km → 607 km

RCS6.756 m²

SATCAT updated2026-06-13T00:11:02.266+00:00

Groups

visual

Orbit (latest)

Epoch2026-06-12T06:28:24.913056+00:00

Inclination98.1619°

RAAN68.2671°

Eccentricity0.0002472

Mean motion14.879947 rev/day

Sourcegp

Fetched2026-06-13T12:11:02.329+00:00