= PDAF at the EGU General Assembly 2023 =
The research group developing PDAF will be present at the EGU General Assembly from April 23 to 29, 2023 online.
== Session on Data Assimilation ==
**NP5.2 - Inverse problems, Predictability, and Uncertainty Quantification in the Earth System using Data Assimilation and its combination with Machine Learning **[[BR]]
Convener: Javier Amezcua | Co-conveners: Harrie-Jan Hendricks Franssen, Lars Nerger, Guannan HuECS, Olivier Talagrand, Natale Alberto Carrassi, Yvonne Ruckstuhl[[BR]]
Orals | Wed, 26 Apr, 16:15–18:00 (CEST) | Room -2.31[[BR]]
Posters on site | Attendance Tue, 25 Apr, 14:00–15:45 (CEST) | Hall X4[[BR]]
Posters virtual | Attendance Tue, 25 Apr, 14:00–15:45 (CEST) | vHall ESSI/GI/NP
== Presentations by PDAF developers ==
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#!html
EGU23-3468 | Orals | OS4.10
Ensemble Data Assimilation in NEMO using PDAF
Lars Nerger, Yuchen Sun, Wibke Düsterhöft-Wriggers, Yumeng Chen, and Dale Partridge
Mon, 24 Apr, 10:05–10:15 Room L2
}}}
EGU23-5421 | Posters on site | NP5.2[[BR]]
**Estimation of Spatially and Temporally Varying Biogeochemical Parameters in a Global Ocean Model**[[BR]]
Nabir Mamnun, Christoph Völker, Mihalis Vrekoussis, and Lars Nerger[[BR]]
Tue, 25 Apr, 14:00–15:45 | Hall X4 | X4.110
EGU23-3451 | Posters on site | OS4.11[[BR]]
**Assimilation of satellite temperature and chlorophyll observations for improved ecosystem predictions in the Baltic Sea **[[BR]]
Yuchen Sun and Lars Nerger[[BR]]
Mon, 24 Apr, 14:00–15:45 Hall X5 | X5.306
== Presentations by PDAF Users ==
There will also be presentations by different users of PDAF, for example[[BR]]
EGU23-11397 | Posters on site | OS4.11[[BR]]
**Modelling of biogeochemical parameters in the Baltic Sea with a NEMO-ERGOM model system and ensemble based data assimilation **[[BR]]
Helen E. Morrison, Lena Spruch, Wibke Düsterhöft-Wriggers, Anja Lindenthal, and Lars Nerger[[BR]]
Mon, 24 Apr, 14:00–15:45 | Hall X5 | X5.305
|
EGU23-8278 | Orals | OS4.11[[BR]]
**A New High-Resolution Ocean Reanalysis for the Baltic Sea: Insights into Ocean Dynamics**[[BR]]
Vasily Korabel, Ida Ringgaard, Jens Murawski, Vibeke Huess, Jun She, Lena Spruch, and Anja Lindenthal[[BR]]
Mon, 24 Apr, 10:55-11:05 | Room L2
EGU23-11889 | Posters on site | NP5.2[[BR]]
**Data Assimilation and Subsurface Flow Modeling: Interactions between Groundwater and the Vadose Zone**[[BR]]
Bastian Waldowski, Insa Neuweiler, and Natascha Brandhorst[[BR]]
Tue, 25 Apr, 14:00–15:45 | Hall X4 | X4.106
EGU23-11733 | Orals | HS2.5.1[[BR]]
**Calibration of a global hydrological model while simultaneously assimilating satellite-derived total water storage anomalies and in-situ streamflow observations**[[BR]]
Kerstin Schulze, Helena Gerdener, Olga Engels, Jürgen Kusche, and Petra Döll[[BR]]
Tue, 25 Apr, 17:25–17:35 Room 2.15
EGU23-15189 | Orals | NP5.2[[BR]]
**A coupled data assimilation framework with an integrated surface and subsurface hydrological model**[[BR]]
Qi Tang, Hugo Delottier, Oliver S. Schilling, Wolfgang Kurtz, and Philip Brunner[[BR]]
Wed, 26 Apr, 17:30–17:40 | Room -2.31
EGU23-14227 | Orals | NP5.2[[BR]]
**Combining sea-ice and ocean data assimilation with nudging atmospheric circulation in the AWI Coupled Prediction System**[[BR]]
Svetlana N. Losa, Longjiang Mu, Marylou Athanase, Jan Streffing, Miguel Andrés-Martínez, Lars Nerger, Tido Semmler, Dmitry Sidorenko, and Helge F. Goessling[[BR]]
Wed, 26 Apr, 17:50–18:00 | Room -2.31
EGU23-11784 | PICO | G5.1[[BR]]
**Assimilation of gridded neutral and electron densities into TIE-GCM**[[BR]]
Armin Corbin, Kristin Vielberg, Michael Schmidt, and Jürgen Kusche[[BR]]
Fri, 28 Apr, 08:46–08:48 PICO spot 3a | PICO3a.9
EGU23-3302 | Orals | CR4.2[[BR]]
**A satellite era reanalysis of the Arctic sea ice cover utilising year-round observations of sea ice thickness **[[BR]]
Nicholas Williams, Nicholas Byrne, Daniel Feltham, Peter Jan Van Leeuwen, Ross Bannister, David Schroeder, Andrew Ridout, and Lars Nerger[[BR]]
Fri, 28 Apr, 10:55–11:05 | Room L2
EGU23-5086 | Orals | G3.1[[BR]]
**The global land water storage data set GLWS 2.0: assimilating GRACE and GRACE-FO into a global hydrological model**[[BR]]
Helena Gerdener, Jürgen Kusche, Kerstin Schulze, Petra Döll, and Anna Klos[[BR]]
Fri, 28 Apr, 11:15–11:25 Room 0.11/12