Page 24 - hisdeSAT annual report 2014

About Hisdesat

Terrasar-X/PAZ Radar Satellite Constellation

In 2012, Hisdesat entered into an the ground segments and their in-
agreement with Airbus Defence terconnection with direct access
and Space (formerly Astrium GEO) stations (DAS) will allow users to
for the creation of a constellation receive and process data from the
of radar satellites, by coordinating three satellites and obtain equiva-
the resources that PAZ, TerraSAR- lent final products.
X and TanDEM-X make available to
customers. Some of the advantages This new constellation will provide
of this constellation are: benefits for numerous activities
that require data in real time and
- Significantly reduced revisit at high volume, during crisis mana-
time (to between 4 and 7 days), gement and for the monitoring of
of importance to interferometric surface movements.
processes and applications with
strict time requirements. The development of this constella-
tion and concept allows Hisdesat to
- Improved capacity for survei- offer its customers improved per-
llance applications and map ge- formance, placing the company at
neration. the forefront of Earth observation

- A simplified client request pro- satellite operators.
cess via a single portal and a At present, Hisdesat and Airbus
single catalogue Defence and Space have defined
The creation of this constellation ca- the operational requirements and
ters for growing industry demand services that the constellation
for Earth observation based on must provide to customers, and
PAZ and INGENIO Satellites radar technology, and coordinates both missions are being adapted
private missions, thereby bringing to operate in a coordinated man-
products to the market that fully ner once PAZ enters service after
meet the expectations of existing its launch.
applications and also provide ser- Hisdesat is also working – in con-
vices for new ones.
junction with INTA - on the design
The 3 satellites The satellites will use and development of the interfaces
will use the same the same orbit and will between the PAZ ground station
with the direct access stations
have identical scan
orbit and have width and imaging (DAS) defined by the constellation.
identical scan modes, making them These types of stations, located at
width and imaging completely interchan- customer facilities, allow us to offer
a highly flexible service with Near
geble for the end user.
modes Coordination between Real Time features.

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