SAR azimuth resolution

Focused-SAR azimuth resolution δx≈λ/(2θ). θ is the total processing beamwidth.

SIDUS educational calculator. Category satellite. Tags: earth-observation, RF, satellite. Pure SI. Not flight software.

Formula

δ_az ≈ λ / (2 θ)

SAR azimuth resolution

Primary sources

SWOT User Handbook (NASA / JPL): Focused-SAR azimuth resolution uses the total processing beamwidth. Slant-range resolution c/(2B) is a bandwidth approximation, distinct from ground range.
Space Mission Engineering: The New SMAD (Wertz, Everett, Puschell (eds.)): Mission engineering handbook: RF links, constellations, and ops framing.

How do AI agents use this tool?

Read /llms.txt or call https://sidus.tools/api/mcp. Open the interactive page for live SI inputs.

Open interactive tool · SIDUS