S-Band SAR Instrument

Identifiers-band-sar-hj-1cNamesS-Band Synthetic Aperture RadarS-Band SAR About identifiers

Measurements and Applications

Radar measurements for natural and disaster monitoring.

Instrument Summary

Full Name
S-Band Synthetic Aperture 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
No Access
Data Format
GEOTIFF

Performance Summary

Resolution
20 m (4 looks)
[Best Resolution: 20m]
Swath
100 km
[Max Swath: 100 km]
Accuracy
3 dB
Waveband
S-Band SAR
MW (~0.1 cm - ~100 cm)
S-Band (4 - 2 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
S-Band
Polarisation Channels
VV
Polarisation Modes
single
Source
Huang, W., Chen, F., Yang, J., Fu, B., Chen, P., and Zhang, C., “Chinese HJ-1C SAR And Its Wind Mapping Capability”, in SeaSAR 2010, 2010, vol. 679, Art. no. 21. Bibcode: 2010ESASP.679E..21H

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 (°)PolarisationNESZ (dB)
Fine Resolution5 × 54025–47VV-18.5
Standard25 × 2510025–47VV-18.5

Instrument Missions

HJ-1C - Huan Jing-1C (2012 - 2023) hj-1c_s-band-sar-hj-1c

Instrument Measurements