Earth-Oriented Space Research at TU-Delft The contribution of DEOS - - PowerPoint PPT Presentation

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Earth-Oriented Space Research at TU-Delft The contribution of DEOS - - PowerPoint PPT Presentation

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Earth-Oriented Space Research at TU-Delft The contribution of DEOS to the South-East Asia: Mastering Environmental Research with Geodetic Space Techniques (SEAMERGES) project Kick-off meeting, Chulalongkorn University, Bangkok, Thailand

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March 3, 2004

Vermelding onderdeel organisatie

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Earth-Oriented Space Research at TU-Delft

The contribution of DEOS to the “South-East Asia: Mastering Environmental Research with Geodetic Space Techniques” (SEAMERGES) project

Kick-off meeting, Chulalongkorn University, Bangkok, Thailand

  • Prof. I r. Boudewijn A.C. Ambrosius

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

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March 3, 2004 2 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

WHAT IS DEOS? OLD DEOS: Delft Institute for Earth-Oriented Space Research NEW DEOS: Department of Earth Observation and Space Systems What is the difference?

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March 3, 2004 3 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

T U - D e l f t

Aerospace Eng. …. Geodesy ……………….……...….

……..

  • Phys. & Math. Space Geod.

CiTG

  • Dynam. & Sim.

Faculties Departments Sections …. … .

  • Astrodyn. & Sat. Syst.

……...

… . … .

DEOS

+

  • Math. Geod. & Point Pos.

+

OLD POSITION OF DEOS WITHIN TU-DELFT (until 31-12-2003)

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March 3, 2004 4 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

T U - D e l f t

Aerospace Eng. …. Geodesy ……………….……...….

……..

  • Photogram. & Remote Sensing

CiTG Design & ???? Faculties Departments Sections …. … .

Astrodynamics & Sat. Syst. ……...

  • Math. Geod. & Point Pos.

NEW POSITION OF DEOS WITHIN TU-DELFT (from 1-1-2004)

DEOS

  • Phys. & Math. Space Geod.

Systems Itegration of Spacecr.

… .

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March 3, 2004 5 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

DEOS Mission:

“……develop and exploit (space-)geodetic

  • bservation techniques to enhance our knowledge of the

kinematic and physical properties of the Earth, comprising its motion, interior, crust, oceans, cryosphere and atmosphere…….”

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March 3, 2004 6 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Main Research Topics:

  • Precise satellite orbits
  • Geo-kinematics
  • Gravity fields
  • Geophysical signals
  • Instrumentation & operations
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March 3, 2004 7 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Relevant Satellite Missions (instruments):

  • Lageos-I, Lageos-II, Starlette, Westpac (SLR)
  • Topex/Poseidon (RA, SLR, DORIS, GPS)
  • ERS-1 and ERS-2 (RA, SLR, PRARE, SAR)
  • Global Positioning System (GPS)
  • GOCE (SGG, GPS), GRACE (SST, GPS, ACC), CHAMP (SLR, GPS, ACC)
  • Jason, GFO (RA, DORIS, GPS)
  • ENVISAT (RA, SLR, DORIS, SAR)
  • CRYOSAT (RA, DORIS?, GPS?)
  • ….
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SLIDE 8

March 3, 2004 8 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Ongoing GPS projects:

  • South-East Asia
  • Carpathians (Romania)
  • Azores-Gibraltar region (Portugal)
  • Umbria-Marche earthquake (Italy)
  • Eurasia-Africa plate boundary (Southern Italy)
  • Atmospheric water vapor detection
  • Permanent GPS stations in Netherlands (2+4), Russia, Singapore,

Angola, Azores (2), Romania (6) and Indonesia (3)

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March 3, 2004 9 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

The Global Positioning System space segment (nominal constellation)

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March 3, 2004 10 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Earthquakes (M > 5) since 1973 in South-East Asia

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March 3, 2004 11 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

GPS observations of tectonic motions in South-East Asia

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March 3, 2004 12 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Tectonic setting of the triple plate junction near Sulawesi

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March 3, 2004 13 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Migration of earthquakes along the Minahassa trench and Palu fault

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March 3, 2004 14 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Relative motion across the Palu-Koro fault (Sulawesi) from GPS obs.

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SLIDE 15

March 3, 2004 15 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Rotation and strain in South-East Asia derived from GPS observations

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March 3, 2004 16 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

GPS field work in Indonesia in cooperation with local staff

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March 3, 2004 17 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Setting up a GPS field station in Sulawesi

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March 3, 2004 18 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Leica GPS receivers for field work (ISES funding)

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March 3, 2004 19 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Equipment for permanent GPS station in Sulawesi (ISES funding)

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March 3, 2004 20 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Time-series of GPS position solutions of KOSG permanent station

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March 3, 2004 21 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Damage to railroad due to Izmit earthquake (Turkey, August 17, 1999)

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March 3, 2004 22 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Principle of satellite SAR Interferometry

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March 3, 2004 23 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Interferogram of two ERS-2 SAR images of Izmit earthquake

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SLIDE 24

March 3, 2004 24 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Campi Flegrei, Italy; interferometric phase image (Mar 97-Mar 99)

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March 3, 2004 25 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Geoid Gravity Anomalies

The Gravity and Ocean Circulation Explorer (GOCE) mission

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March 3, 2004 26 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Proof Mass Electrodes Exploded View Integrated View

GOCE Satellite Gravity Gradiometer (SGG) equipment (ONERA)

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March 3, 2004 27 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Principle of satellite Radar Altimetry (RA) for sea surface height obs.

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March 3, 2004 28 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

The Topex/Poseidon Radar Altimeter (RA) satellite mission

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March 3, 2004 29 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Evolution of El Nino/La Nina determined from RA observations

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March 3, 2004 30 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Changes in thickness of the Antarctic ice sheet from ERS-2 RA data

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March 3, 2004 31 SEAMERGES Kick-off meeting

Faculty of Aerospace Engineering Department of Earth Observation and Space Systems (DEOS)

Measuring atmospheric water vapor with GPS