Jason-1 has a Lunoo score of 8.2/10. This score is based on AI-powered analysis of category fit, feature coverage, pricing signals, public reception, and recency.

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Jason-1

8.15

Great

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Spacecraft Ocean Satellite Completed Altimetry Nasa Cnes

description Jason-1 Overview

A joint NASA/CNES ocean altimetry satellite launched in 2001 as the direct successor to TOPEX/Poseidon, continuing precise global sea-level measurements.

insights Why this score

Jason-1 ranks #49 of 101 in the Spacecraft ranking, behind Soyuz-T, ahead of Vostok 2.

Successful continuation of TOPEX sea-level record, valuable but less groundbreaking than predecessor.

help Jason-1 FAQ

How good is Jason-1?

Jason-1 scores 8.15/10 (Great) on Lunoo, making it a well-rated option in the Spacecraft category. Successful continuation of TOPEX sea-level record, valuable but less groundbreaking than predecessor.

What are the best alternatives to Jason-1?

See our alternatives page for Jason-1 for a ranked list with scores. Top alternatives include: TOPEX/Poseidon, Jason-2, Jason-3.

How does Jason-1 compare to TOPEX/Poseidon?

See our detailed comparison of Jason-1 vs TOPEX/Poseidon with scores, features, and an AI-powered verdict.

Is Jason-1 worth it in 2026?

With a score of 8.15/10, Jason-1 is highly rated in Spacecraft. See all Spacecraft ranked.

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