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N. Pierdicca 1 , F. Rocca 2 , P. Basili 3 , S. Bonafoni 3 , G. Carlesimo 4 , D. Cimini 5 , P. Ciotti 4 , R. Ferretti 4 , F.S. Marzano 1 , V. Mattioli 3 , M. Montopoli 4 , R. Notarpietro 6 , D. Perissin 7 , E. Pichelli 4 , B. Rommen 8 , S. Reising 9 , G. Venuti 2 1 Sapienza Univ. of Rome,  2 Politechnic of Milan,  3 University of Perugia,  4 Univ. of L'Aquila,  5 IMAA-CNR,  6 Politechnic of Turin,  7 Chinese Univ. of Hong Kong,  8 ESA/ESTEC 9 Colorado State University SYNERGIC USE OF EO, NWP AND GROUND BASED MEASUREMENTS FOR THE MITIGATION OF VAPOUR ARTEFACTS IN SAR INTERFEROMETRY
Introduction ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
METAWAVE project ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Project activities ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Regional scale: Rome experiment setup ,[object Object],[object Object],[object Object],[object Object],10 km 5 km ,[object Object],[object Object],[object Object],[object Object],Colosseo
Local scale: Como experiment setup Regional operational GPS network Intermediate GPS network Local network
From PS to APS ,[object Object],[object Object],[object Object],[object Object]
Samples of APS’s of PS’s  Winter  Summer
The APS and the atmosphere ,[object Object],[object Object],[object Object],[object Object]
From APS to water vapour ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
From APS to water vapour ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
The water vapour maps from APS ,[object Object],[object Object],[object Object],[object Object]
The water vapour maps from APS ,[object Object],[object Object]
Assimilation experiment ,[object Object],[object Object],MM5 nested domains ,[object Object],[object Object],[object Object],[object Object],[object Object]
Assimilation of InSAR derived IWV ,[object Object],[object Object],[object Object]
MM5 assimilation results ,[object Object],[object Object],[object Object],Interpolated rain gauges MM5 + APS MM5 without APS
WRF assimilation results ,[object Object],[object Object],Interpolated raingauges WRF + APS WRF without APS
Conclusions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Thank you for your attention
Triple collocation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Triple collocation results ,[object Object],[object Object],[object Object],[object Object],[object Object]
Project rationales ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Averaging not possible. Need for non-SAR APS estimates ! Short term Need for high-resolution nearby PS estimates Averaging possible. Are APS useful for WV mapping ? Long  term Local scale Regional scale
SAR and Permanent Scatterers (PS) Pisa Livorno Migliarino Arno Serchio R 1 R 2   r PS PS VS VS VS VS
PS displacement time series Non linear motion or noise or  atmospheric delay residuals (APS) Linear motion  [mm] 1 rad ≈5mm
Atmosphere properties from APS ,[object Object],An example of using APS for atmospheric studies,

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Pierdicca-Igarss2011_july2011.ppt

  • 1. N. Pierdicca 1 , F. Rocca 2 , P. Basili 3 , S. Bonafoni 3 , G. Carlesimo 4 , D. Cimini 5 , P. Ciotti 4 , R. Ferretti 4 , F.S. Marzano 1 , V. Mattioli 3 , M. Montopoli 4 , R. Notarpietro 6 , D. Perissin 7 , E. Pichelli 4 , B. Rommen 8 , S. Reising 9 , G. Venuti 2 1 Sapienza Univ. of Rome, 2 Politechnic of Milan, 3 University of Perugia, 4 Univ. of L'Aquila, 5 IMAA-CNR, 6 Politechnic of Turin, 7 Chinese Univ. of Hong Kong, 8 ESA/ESTEC 9 Colorado State University SYNERGIC USE OF EO, NWP AND GROUND BASED MEASUREMENTS FOR THE MITIGATION OF VAPOUR ARTEFACTS IN SAR INTERFEROMETRY
  • 2.
  • 3.
  • 4.
  • 5.
  • 6. Local scale: Como experiment setup Regional operational GPS network Intermediate GPS network Local network
  • 7.
  • 8. Samples of APS’s of PS’s Winter Summer
  • 9.
  • 10.
  • 11.
  • 12.
  • 13.
  • 14.
  • 15.
  • 16.
  • 17.
  • 18.
  • 19. Thank you for your attention
  • 20.
  • 21.
  • 22.
  • 23. SAR and Permanent Scatterers (PS) Pisa Livorno Migliarino Arno Serchio R 1 R 2   r PS PS VS VS VS VS
  • 24. PS displacement time series Non linear motion or noise or atmospheric delay residuals (APS) Linear motion  [mm] 1 rad ≈5mm
  • 25.