Living definition
What is NISAR (NASA-ISRO Synthetic Aperture Radar)?
Geospatial & Earth Observation Energy, Climate, Space & Materials
- As of
- 2026-09-22
- Revision
- 2026-10-06.1
- Method
- v1.3.0
Definition
The term, in context
AI-assisted draft · approved dataset
NISAR is a joint NASA-ISRO Earth observation satellite carrying two synthetic aperture radar instruments, an L-band radar from NASA and an S-band radar from ISRO, mounted on a single platform. Its SweepSAR imaging technique captures radar data across a wide swath of the planet's surface at high resolution, detecting land, ice, and vegetation changes as small as a few millimeters regardless of cloud cover or daylight.
Live readiness status
Status as of the current dateline
AI-assisted assembly · derived results
As of 2026-09-22, verified readiness is 66 (claimed 90, reported 77, gap 24) — Strong evidence strength; current signals suggest Proceed with caution.
The readiness fact belongs to the canonical Readiness Verdict for NISAR (NASA-ISRO Synthetic Aperture Radar).
Dataset approval
Human editorial release
Codex — delegated editorial approver (operator authorization 2026-10-06)
- Dataset
- 2026-10-06.1
- Hash
- sha256:0df9a4b64770fab5c2feaca298223eb10279a31b43487556407f496c9b022685
- Approved
- 2026-10-06