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TerraSAR-X

Very high resolution 25 cm SAR satellite imagery, acquired worldwide with a revisit rate of 11 days.

Overview

TerraSAR-X imagery is acquired by two high resolution radar satellites (TerraSAR-X and TanDEM-X) every 11 days anywhere on the globe. See more on the marketplace or download sample data.

A TerraSAR-X Site image of the Aswan High Dam (Egypt)

Geographic coverage and restrictions

The geographic coverage is global.

Data products

Data productTypeSpectral bands combination
CustomTaskingX-band

Specifications

General

SpecificationDescription
Collection typeTasking
Product typeSAR
System typeSatellite

Data

SpecificationDescription
Azimuth resolutionSpot (standard): 2 m
Spot (high resolution): 1 m
Spot (high resolution 300 MHz): 1 m
Site: 25 cm
Strip: 3 m
Scan (standard): 18.50 m
Scan (wide): 40 m
Ground range resolutionSpot (standard): 1.48 m–3.49 m
Spot (high resolution): 1.48 m–3.49 m
Spot (high resolution 300 MHz): 74 cm–1.77 m
Site: 85 cm–1.77 m
Strip: 1.70 m–3.49 m
Scan (standard): 1.70 m–3.49 m
Scan (wide): up to 7 m
Bit depth per pixel16-bit
Delivery formatA ZIP file containing the following files:
  • Data (COSAR or GeoTIFF)
  • Metadata (KML, TXT, XML)
  • Visuals (GeoTIFF)

Processing levels

ComplexDetectedGeocoded
Supported inline-icon-large
SLC		Supported inline-icon-large
GRD		Supported inline-icon-large
GEC, GTC

System

SpecificationDescription
Acquisition modeSpot (standard)
Spot (high resolution)
Spot (high resolution 300 MHz)
Site
Strip
Scan (standard)
Scan (wide)
Incidence angleMode-dependent, from 15° to 55°
Slant range resolutionSpot (standard): 1.20 m
Spot (high resolution): 1.20 m
Spot (high resolution 300 MHz): 60 cm
Site: 60 cm
Strip: 1.20 m
Scan (standard): 1.20 m
Scan (wide): from 1.70 m to 3.30 m
Tasking priorityStandard
OrbitSun-synchronous, at 514 km
Orbit directionAscending
Descending
PolarizationSingle: HH, VV
Dual: HH/VV
Revisit rateEvery 11 days

Band data

SpecificationDescription
FrequencyX-band: 9.65 GHz

Geographic reference

SpecificationDescription
Coordinate reference systemGeographic-WGS84
Positional accuracyHorizontal: 10 m CE90 absolute
Vertical:
  • 10 m LE90 absolute
  • 2 m LE90 relative

Limitations

LimitationValue
InputAOI
Minimum chargeAs per 1 scene
OutputScenes of a certain size intersecting the defined AOI:
  • Spot (standard): 10×10 km
  • Spot (high resolution): 10×5 km
  • Spot (high resolution 300 MHz): 10×5 km
  • Site: 4×3.7 km
  • Strip: from 30×50 km to 30×1650 km
  • Scan (standard): from 100×150 km to 100×1650 km
  • Scan (wide): from 270×200 km to 270×1500 km

API integration

Data productTypeName and IDCollection name
CustomTaskingName: terra-sar-tasking
ID: a6f64332-3148-4e05-a475-45a02176f210		terra-sar-tasking