SAR-C
Single polarimetric Synthetic Aperture Radar satellite
High-performant C-band SAR payload featuring flexible imaging modes for wide-swath, high-resolution imaging.
Payload Specifications
Frequency of Operation
C-band
Antenna Configuration
Deployable Phased Array
Payload Modes
Stripmap, Spotlight, ScanSAR, Sliding Spotlight, Stripmap Wide, VideoSAR
Achievable Ground Resolution
1 m
PRF Ranges
0.4-40 kHz
Polarisation
Single (HH or VV)
Beam Configuration
Digital Beamforming
Waveform
Arbitrary Waveform Generation
Payload Mass
176 kg
Deployed Dimensions
5550 × 1000 × 125 mm
Antenna Elements
240 × 42
Peak Gain
40.5 dBi
Rx Noise Figure
< 4.5 dB
TxDuty Cycle
3.6-18%
Peak Transmit Power
Up to 16 kW
TxPulse Length
1-40 us
Power Consumption
During Imaging
Up to 4 kW
Warm-Up
< 1.7 kW
Standby
< 0.9 kW
Configuration
< 0.6 kW
Avg. Power Consumption
< 250 W
Imaging Mode
Stripmap
Nominal Swath
20-44 km
Nominal Product Length
100 km
Incidence Angle
20-52°
NESZ
-20 to -17 dB
AASR & RASR
≤-20
GRD, Ground Range Resolution
3 m
GRD, Ground Azimuth Resolution
3 m
Imaging Mode
Spotlight
Nominal Swath
10 km
Nominal Product Length
5 km
Incidence Angle
20-35°
NESZ
-19 to -17 dB
AASR & RASR
≤-20
GRD, Ground Range Resolution
1-1.5 m
GRD, Ground Azimuth Resolution
1-1.5 m
Imaging Mode
ScanSAR
Nominal Swath
100 km
Nominal Product Length
100 km
Incidence Angle
20-35°
NESZ
-22 to -18 dB
AASR & RASR
≤-20
GRD, Ground Range Resolution
15 m
GRD, Ground Azimuth Resolution
15 m
Extended imaging capabilities include Sliding Spotlight, Wide-swath Stripmap and VideoSAR imaging modes.