L-band SAR Instrument

Identifierl-band-sar-jers-1NamesL-band Synthetic Apature RadarL-band SAR About identifiers

Measurements and Applications

High resolution microwave imaging of land and ice for use in environmental monitoring, agriculture and forestry, disaster monitoring, Earth resource management and interferometry.

Instrument Summary

Full Name
L-band Synthetic Apature Radar
Status
No longer operational
Instrument Agencies
Maturity
Instrument Type
Imaging microwave radars
Geometry
Side-looking
Instrument Technology
Imaging radar (SAR)
Sampling
Imaging
Data Access
Open Access
Data Format

Performance Summary

Resolution
18m (range) × 18m (azimuth at 3 looks)
Swath
75 km
Accuracy
Surface Resolution: 18 m
Waveband
Microwave: L-Band 1275 MHz
MW (~0.1 cm - ~100 cm)
L-Band (2 - 1 GHz)

SAR Parameters

Compiled from the 2026 Extended Parameters Survey, agency-nominated technical contacts and published user guides; not yet collected through the annual CEOS MIM survey.
Band
L-Band
Centre Frequency
1.275 GHz
Max Bandwidth
15 MHz
Polarisation Channels
HH
Polarisation Modes
single
Look Direction
Right (nominal Right)
Antenna
11.9 × 2.2 m
Source
2026 Extended Parameters Survey (JAXA, 2026-07-16)

Imaging Modes

Compiled from the 2026 Extended Parameters Survey, agency-nominated technical contacts and published user guides; not yet collected through the annual CEOS MIM survey.
ModeResolution az × rg (m)Swath (km)Incidence (°)NESZ (dB)Bandwidth (MHz)
Stripmap24 × 187532.5–37.5-20.515

Instrument Missions

JERS-1 - Japanese Earth Resource Satellite (1992 - 1998) jers-1_l-band-sar-jers-1

Instrument Measurements