AUTHORIZEDR E S E L L E R

TerraSAR-X has been designed to meetthe requirements of commer users Inaddition to high-re radar sate ite data, a varietof geo-information products and services ethe Astrium GEO-Information Services providesre and to customers in e

r

The r ab e and e cient distribution of TerraSAR-XServices across continents is ensured an extensiveg oba partner network Customers from

partners, which respond dir to the andr

The TerraSAR-X Direct Access Service is thefastest to obtain radar re on the

obe the data can be received direct from thespacecraft at a ground station operated bAstrium's Dir

The be enhanced evenfurther with the of TanDEM-X, a second, tidentica twin sat ite designed to in a c ose formationwith Te Together, the two

interferometric data pairs for the generation ofa homogeneous (DEM)of an unprecedented , and

Astrium GEO-Information Services is a recognised in the geo-information market, offering

decision-makers to increasesecurit , protect the environment, and better manage

resour

Taking advantage of the resources and ski s offered Spot Image and Infoterra, this Division of Astrium

Services has exc usive access to SPOT and TerraSAR-Xsa ite data whi e a so ca on a gamut ofspace data sources and airborne acquisition capabi-

it to offer an combination ofEarth observation products and

B bui ing on the s nerg of Astrium Services, theGEO-Information division can p innovatives utions combining Earth observation, navigationand communication app tions at competitive

TerraSAR-X Mission & Astrium GEO-Information Services

TerraSAR-XGerman radar satellitebuilt in a Public PrivatePartnership (PPP) betweenthe German AerospaceCentre (DLR) and Europe’sleading satellite systemspecialist EADS AstriumGmbH. The commercialmarketing of TerraSAR-Xdata and services isconducted by InfoterraGmbH, the German Astrium GEO-InformationServices part, exclusively.

commer rne

• Weather-independent

r

switches betweenimaging modes and

TerraSAR-X High-Resolution Spotlight Acquisition

(1-m resolution) of Vancouver, Canada.

With TanDEM-X (TerraSAR-X Add-On for Digita Measurement), an additiona radar sate ite

now circ es the Earth in a unique nwith T In a formation at distancesof a few res down to than 200 metres,the “twins” r record StripMap inter-ferometric the data basis for a Digita

(DEM) of an unprecedented ,

This homogeneous DEM wi be av e for theEarth’s surface, square

r The feature is its r verticaaccurac of even better than 2 metres (< metres

within a point distancer

The wo wide homogeneous data acquisitionguarantees a with noinconsistencies borders or other administrativeboundaries, and no heterogeneities caused bdiffering measurement processes or reference

The surpass that of an and

w even reach a qu eve c e to thoseachieved using airbor

Like TerraSAR-X, this new German mission iscarried out as a Private Partnership (PPP)between DLR and Astrium's GEO-Informa-tion Services Division wi conduct the commercia

The TanDEM-X G oba DEM wi be avai ab e throughAstrium GEO-Information Services The Surface

be edited in accordance with the interna- standards of height If requested

the customer, additiona re nements to create DigitaTerrain Mode s e a representation of the Earth'sbare surface) can be in an

format as as a thorough certi qua assurance are guaranted for pro-ducts and services provided

The app ications are manifo d, ranging from theprecise orthor of remote sensing and the avai abi it of so d reference data for rapidresponse in crisis situations, through thesupport of and gas d management and anenhanced surface motion monitoring, the to amore targeted preparation of defence and r

, however, cartographic authorities around the are forward to increasing the precision of

height information within standard cartographic mapsthanks to this more accurate and up-to-date datasour

TanDEM-X: The World in 3D

Artist's view

TerraSAR-X and TanDEM-X

TT

©DLR

TerraSAR-X Radar Imagery

Basic Image Products

TerraSAR-X basic image products can be acquired in

• High-Resolution SpotLight: up to r

• SpotLight: up to 2-m r

• StripMap: up to 3-m r

• ScanSAR: r

The unique design of TerraSAR-X's SAR antenna a of po arimetric combinations

or dua ation and even po arimetric datatakes ar

Further, four Product Types (Processing Levels) are

• Single Look Slant Range Complex [SSC]: a ook product of the focused radar databeing represented as numbers containing

• Multi-Look Ground Range Detected [MGD]: ai- k detected product with reduced

and appr square r image coordinates are oriented direction

r

• Geocoded Ellipsoid Corrected [GEC]: a detected product, r and projected to theWGS reference ipsoid assuming one average

• Enhanced Ellipsoid Corrected [EEC]: an orthorec- mu ti- ok detected product in which image

distortions caused b var ng terrain height are

Enhanced Image Products

Va ue-adding processes, app ed to basic imager ,create the enhanced image pr

• Orthor Images feature an improved pixeion based upon the integration of

exter

• Radiometrically Corrected Images are r to enab e an improved interpretation ofobject characteristics independent of their topogra-

• Radar Mosaics are a ofadjacent images into a harmonised

• Ascending-Descending Merges feature a treduction of the impacts of effects such

r

For each of these products, customisation servicessuch as reprojection, reformatting, r subsetgeneration or the in standard map are

*StripMap & ScanSAR: scene length extendable to up to 1,650 km.

Astrium GEO-InformationServices offers an extensive portfolio ofhigh-quality TerraSAR-Xradar imagery productsthat can be individually

rding to user needs and requirements;

TerraSAR-X Standard Acquisition

Archive-to-Go

A continuously growing stock of archive TerraSAR-X data is available at discounted prices andcan be selected online on:http //terrasar-x-archive infoterra de/

Change Detection Mapscontain information on changes on the Earth's surface,

obtained b comparing recent TerraSAR-X acquisi-

tions to data this or other

change detection as as coherence

change r

• Rapid Assessments support the quick n

of changes that occur at one point in time

impacts of major accidents or disasters)

r

• Site Monitoring Services are time series of

acquisitions to r monitor construction

sites, urban phenomena

such as or points of interest for e

purposes, documenting over a period

Topographic Mapsare instruments for a of monitoring

and mapping and r

updates of existing topographic maps ensure up-to-

date decision in regions often

covered the use of radar is a cost

and base mapping approach – an

innovative and competitive rnative to ’s

In unique project concepts, r ia and precise

topographic mapping at 000 to 000

for project sizes is Up to 60

different feature c sses can be extracted from the

basic radar image, data is

First map sheets become within weeks after

project Projects can be re designed to time

constraints and budget and Astrium

r on mapping expertise in the

course of such pr

Land Use / Land Cover Mapsare an input to a of geo-information

a ications, partic ar for pub ic authorities and

TerraSAR-X data are the base for

re ia e and cost-e cient Land Cover Mapping

Services, harmonized across borders, at different

thematic and re either as individua

or as standardised products

r r

Based on TerraSAR-X as a unique data source,Astrium's geo-information experts offer a variety ofproducts and services. These include well-establishedradar-based services, now enhancedand improved thanks to TerraSAR-X's novel features,as well as an innovative usage of the radar satellitedata.

TerraSAR-X-based Geo-Information Services

TerraSAR-X

activities and changes in andar

Topographic Map based on TerraSAR-X StripMap data (top),

rcontaining Contour Lines and

Linear Features (bottom), Sungai Siput Utara, Malaysia.

based on a TerraSAR-X

Digita Surface Mode s (DSM)are generated techniques to

TerraSAR-X radar data pairs acquired in two coverages

from two different view The geometric

of TerraSAR-X and the t

achieved using different viewing r in

positional and height accuracies of up to 5 m

As both orbit and of the are pr

known, TerraSAR-X, rnative (airborne or

optic spaceborne) acquisition method av b e

toda , achieves this accurac without requiring

ground control points as refer

Further editing of the DSMs into Digital Terrain Models

(DTMs) that represent the bare surface of the Earth is

Within the TanDEM-X Mission, an even

more pr

Surface Movement Mapsdocument surface even in the range of

mi imetres Regu r monitored, this information is

for effective, r risk diagnostics, in

oi /gas production, natura gas or CO2 storage or mi-

TerraSAR-X radar data a adaptation

of processing techniques to pre ng surface

• 2D Surface Movement Maps are created

Differentia Interferometr SAR (DInSAR) in areas

with no or sparse vegetation or areas with dense

infrastructur

• Point-Related Surface Movement Maps are

used for assessing areas with dense

vegetation Persistent Scatterer Interferometr

(PSI) is performed on radar backscattering

f

This TerraSAR-X-based surfacemovement assessment performedduring the construction of a newundergr

appr

T

Versatile Radar Applications

Earth Observation using spaceborne radar imagery

was strongly focussed on purposes in

the past. The TerraSAR-X Mission marks an

important step towards an increased use of

radar satellite data and derived geo-information

in a variety of commercial applications. These

bene t strongly from the unique TerraSAR-X

capabilities.

Fast - Agi e - Ver High ResServing Inte igence and Emergenc Response

TerraSAR-X features an unprecedented, unique it is to switch between its three differentmodes and various within seconds,corresponding to minor surface acquisition Data can be to ground stations – or

– around the thus a near-rtime data The high r ,its high accurac , the weather and indepen-dence, and its quick site access time make TerraSAR-Xan sensor to support sensitive decision makingin time-critical situations

and reconnaissance authorities as ashumanitarian aid organisations appreciate thecombination of very high-resolution data andtimely data acquisition. these institutions

resort to data acquired sensors -often a operation – TerraSAR-X’s -

near-r time data acquisition offer aroach to the use of spacebor

The TerraSAR-X customer service and teamsare to process and the acquisitions whenever rapid mapping activities arerequired – or man-made disastersAccurate and up-to-date maps support crisis responseduring the disaster situation, as as r of insurance services and /r

Mu ti-sca e - Mu ti-po arised -Mu ti-Tempora Va uab e Inputfor Environment Protection

The r affor and informationderived from TerraSAR-X data serves as a basis fortargeted and improved management of ourenvir Around the authorities chargedwith the and mana-gement of water bodies and ground waters,forests, and other nature protection activities ron this information in their work environment

TerraSAR-X and observations of remote or red

areas that were to map monitoring of and sound -

ning become even for remote or ear

The wide swath can be used for arge-area assess-ments, recognition of issues isenab ed b the high spati re ution, as w as

Particu ar in tropica regions with frequent dcover, TerraSAR-X is a unique to monitor endan-gered areas with unprecedented and forexam e within the internationa REDD (ReducingEmissions from Deforestation and Forest Degradation)initiative and other tr forest inventories, rangingfrom inter r

SAR experts teach

interpretation & analysis

While SAR data is uniquely

reliable and bears a wide

spectrum of informational

content, the extraction of

this information is not

always easy.

In order to acquaint

advantages and usefulness

of radar data in general

and TerraSAR-X data in

particular, Astrium

GEO-Information Services

offers sophisticated SAR

application training

courses.

These courses, differing

in their level of detail and

degree of y, enable

a capable application of

high-resolution radar

imagery and products.

rcut areas (red) in the rainforest of Las TerraSAR-X

StripMap acquisition of 6-m r

reHarbour (USA) using three T

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www astrium-geo com

www.aerometric.com/astriumastrium.ld@aerometric.comA U T O R I Z E D R E S E L L E R

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