Deep-dive article

RISAT Radar Capability Explained

Why SAR missions behave differently from optical EO programs.

Published 2026-02-22

SAR RISAT EO

RISAT-class missions expanded all-weather and day-night imaging capability where optical missions face constraints.

SAR introduces different interpretation and product pipelines compared with visible-band optical systems.

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Resolution, revisit, and mission-use tradeoffs across the Cartosat line.

SatelliteAtlas reflects this in sensor classes and mission taxonomy.

Sources & Provenance

Last verified 2026-02-22

Editorial synthesis from open public catalogs and mission pages.

Confidence: Medium (open-source synthesis, no restricted payload feeds).

GCAT Catalog Primary open catalog for identifiers, launch metadata, and mission registry context.
CelesTrak GP Data Open orbital elements and freshness checks for active payloads.
ISRO Earth Observation Missions Official EO family context for mission interpretation.