Preliminary program
DAY1: MONDAY 1 DECEMBER 2025
| Opening Session Co-chairs: Takuji Kubota and Alex Hoffmann |
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|---|---|---|---|
| JST | Min | Title | Speaker |
| 10:00 | 5 | Welcome | Takuji Kubota |
| 10:05 | 5 | Welcome address JAXA | Futoshi Takiguchi |
| 10:10 | 5 | Welcome address ESA | Simonetta Cheli |
| 10:15 | 5 | Welcome address National Institute of Information and Communications Technology (NICT) | Motoaki Yasui |
| 10:20 | 5 | Welcome address University of Tokyo, Atmosphere and Ocean Research Institute (AORI) | Masaki Satoh |
| 10:25 | 15 | EarthCARE Mission Status | Björn Frommknecht and Kenta Maruyama |
| 10:40 | 25 | Science Keynote #1: EarthCARE: Unravelling the mysteries of clouds and aerosols | Robin Hogan |
| 11:05 | 5 | Logistics | Masataka Muto |
| 11:10 | 20 | Group Photo | |
| 11:30 | 90 | LUNCH | |
| Product Overview Co-chairs:Maki Kikuchi and Nils Madenach |
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| 13:00 | 15 | JAXA Product Overview | Takuji Kubota |
| 13:15 | 15 | ESA Product Overview | Timon Hummel |
| Special Session: 3-Sensor and 4-Sensor Data Release Co-Chair: Kentaroh Suzuki, Nicolas Clerbaux and Almudena Velazquez |
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| 13:30 | 12 | EarthCARE L2 Cloud and vertical velocity products | Hajime Okamoto |
| 13:42 | 12 | ESA Cloud and Precipitation Algorithms | Shannon Mason |
| 13:54 | 12 | JAXA Radiation Budget Standard Product (ALL_RAD): Development, Validation and Early Analysis | Kentaroh Suzuki |
| 14:06 | 12 | ESA Radiation Algorithms | Jason Cole |
| 14:18 | 12 | Three-Dimensional Radiative Transfer for Cloud-Radiation Closure | Hironobu Iwabuchi |
| 14:30 | 10 | In pursuit of radiative closure above clouds: Insights from collocated airborne observations during PERCUSION | Florian Ewald |
| 14:40 | 10 | Validation of EarthCARE’s 3D scene construction algorithm using in situ and remote sensing data from the ECALOT campaign | Zhipeng Qu |
| 14:50 | 10 | Validation of EarthCARE Cloud and Precipitation Products Using FAAM Aircraft Observations: VERIFY Campaign | Adam Povey |
| 15:00 | 30 | COFFEE | |
| Novel Scientific Findings Co-Chairs: Hajime Okamoto and Robin Hogan |
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| 15:30 | 12 | The EarthCARE–GPM coincidence dataset: Synergistic spaceborne radar analysis of vertical motions in cloud and precipitation systems | Shunsuke Aoki |
| 15:42 | 12 | Serendipitous detections by EarthCARE’s cloud profiling radar provide the first global climatology of insects | Shannon Mason |
| 15:54 | 12 | Extending Ocean-Color Observations with Atmospheric Lidar: Chlorophyll Retrievals from EarthCARE's ATLID | Gerd-Jan van Zadelhoff |
| 16:06 | 12 | The OCEAN (Ocean Color EarthCARE ANalysis) Project: Preliminary results | Gian Luigi Liberti |
| 16:18 | 12 | Combined EarthCARE–MTG-LI Observations of Convective Storm Structure and Lightning | Blanka Piskala |
| Poster and L1 Algorithm Splinter Session | ||||||
|---|---|---|---|---|---|---|
| Poster Session (Lobby) | L1 Algorithm Splinter Session (Main Hall) Chairs: Yuichi Ohno, Gerd-Jan van Zadelhoff, Nils Madenach and Almudena Velazquez |
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| 16:30 | 90 | POSTER | 17:00 | 10 | EarthCARE/CPR L1b algorithm and calibration overview | Nobuhiro Tomiyama |
| 17:10 | 10 | ESA L1 ATLID status and update | ESA (TBD) | |||
| 17:20 | 10 | ESA L1 MSI status and update | ESA (TBD) | |||
| 17:30 | 10 | ESA L1 BBR status and update | ESA (TBD) | |||
| 17:40 | 10 | Long-Term Stability of EarthCARE Level-1 Data | Raul Diez Garcia | |||
| Ceremony and Ice Breaker | ||||||
| 18:00 | 30 | CEREMONY (Main Hall) | ||||
| 18:30 | 90 | ICE BREAKER (Lobby) | ||||
| 20:00 | 0 | END | ||||
DAY2: TUESDAY 2 DECEMBER 2025
| Cloud and Precipitation Microphysics and Convective System: Observations Co-chairs: Hajime Okamoto and Alessandro Battaglia |
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|---|---|---|---|
| JST | Min | Title | Speaker |
| 8:30 | 12 | Warm Rain Observations from the EarthCARE Cloud Profiling Radar | Pavlos Kollias |
| 8:42 | 12 | Unlocking the Scientific Potential of EarthCARE’s CPR Doppler Velocity Observations | Bernat Puigdomènech Treserras |
| 8:54 | 12 | Analysis of weak low-level echo by EarthCARE/CPR | Nobuhiro TAKAHASHI |
| 9:06 | 12 | A Global Climatology of Cloud-Type-Dependent Doppler Velocity from EarthCARE Cloud Profiling Radar | Haruka Hotta |
| 9:18 | 12 | Global Identification of Convective Cores from EarthCARE Doppler Velocity Observations | Alessandro Battaglia |
| 9:30 | 12 | Inferring supersaturation from EarthCARE L2 cloud products | Kentaroh Suzuki |
| 9:42 | 10 | Discussion | |
| 9:52 | 28 | BREAK | |
| Co-chairs: Tatsuya Seiki and Pavlos Kollias | |||
| 10:20 | 12 | Global identification of dominant ice microphysics in cirrus clouds using EarthCARE CPR observations | Tatsuya Seiki |
| 10:32 | 12 | EarthCARE Reveals the Interplay of Coupling, Rain, and Mesoscale Structure in Marine Stratocumulus | Johanna Mayer |
| 10:44 | 12 | Investigation of the Optimal Degree of Snow Particle Riming in Dual-Frequency Radar Retrievals Using a GPM/DPR–EarthCARE/CPR Coincidence Dataset | Shizuka Ohhata |
| 10:56 | 12 | Creation and validation of precipitation particles falling velocity with simultaneous observations of the GPM and EarthCARE satellite’s radars | Kaya Kanemaru |
| 11:08 | 12 | Validation of Hydrometeor Classification Products between EarthCARE CPR radar and GPM DPR radar | Minda Le |
| 11:20 | 10 | Discussion | |
| 11:30 | 90 | LUNCH | |
| Cloud and Precipitation Microphysics and Convective System: Validations Co-chairs: Nobuhiro Takahashi and Shannon Mason |
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| 13:00 | 10 | CPR External Calibration and Level 1/Level 2 Echo Product Validation | Hiroaki Horie |
| 13:10 | 10 | Doppler velocity validation of EarthCARE cloud profiling radar using ACTRIS ground-based cloud radar network | Pfitzenmaier Lukas |
| 13:20 | 10 | Validation of EarthCARE Doppler Velocity and microphysical precipitation products using dual-polarisation weather radar observations in Finland | Dmitri Moisseev |
| 13:30 | 10 | Ground Validation of CPR Radar Reflectivity, Doppler and Microphysics Products at the Mario Zucchelli Antarctic Site using the K2W Methodology with 24 GHz Doppler Radar, Disdrometer, and Ceilometer measurements | Giacomo Roversi |
| 13:40 | 10 | Validating EarthCARE cloud profiling target categorisation using the ACTRIS cloud radar network | Ewan O'Connor |
| 13:50 | 10 | Validation of EarthCARE Aerosol, Cloud, and Synergistic Products within ACROSS Activities | Eleni Marinou |
| 14:00 | 10 | Airborne Validation of Cloud Spatial Properties from the ATLID Instrument on EarthCARE | Natalia Roldan-Henao |
| 14:10 | 10 | Validation of Cloud Microphysics from Large-Eddy Simulation with EarthCARE Products and Ground-Based Remote Sensing | Hengheng Zhang |
| 14:20 | 10 | Discussion | |
| Science Keynote #2 Co-chairs: Takashi Nakajima and Shannon Mason |
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| 14:30 | 20 | Cloud and convective dynamics revealed from space: multi-platform synergy and EarthCARE | Hirohiko Masunaga |
| 14:50 | 10 | Discussion | |
| 15:00 | 30 | COFFEE | |
| Stratospheric Aerosols and Clouds Co-chairs: Tomoaki Nishizawa and Bastiaan van Diedenhoven |
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| 15:30 | 12 | Polar Stratospheric Clouds seen by the ATLID spaceborne lidar | Vincent NOEL |
| 15:42 | 12 | Stratospheric aerosol and cloud lidar measurements at the french antarctic station Dumont d’Urville | Florent Tencé |
| 15:54 | 12 | EarthCARE tracks a stratospheric smoke plume from Canada to Europe | Moritz Haarig |
| 16:06 | 12 | EarthCARE ATLID and ground based lidar synergy for tracking stratospheric aerosol composition and transport from volcanic and wildfire events | Sergey Khaykin |
| 16:18 | 12 | Discussion | |
| Poster and L1 Validation Splinter Session | ||||||
|---|---|---|---|---|---|---|
| Poster Session (Lobby) | L1 Validation Splinter Session Chair: Hiroaki Horie, Alessandro Battaglia, Rene Preusker, Jason Cole and Dave Donovan |
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| 16:30 | 90 | POSTER | 17:00 | 10 | CPR L1b validation activities with DLR HALO/MIRA Doppler observations | Yuki Imura |
| 17:10 | 10 | Statistical monitoring of ATLID performance using the latest baseline L1 and L2 data flows (Online) | Artem Feofilov | |||
| 17:20 | 10 | Verification of EarthCARE MSI Level 1 and cloud data from the first year using MTG/FCI measurements | Sebastian Bley | |||
| 17:30 | 10 | Vicarious Calibration for JAXA MSI L2 cloud product (MSI_CLP) of EarthCARE | Minrui Wang | |||
| 17:40 | 10 | BM-RAD and BMA-FLX updates and validation | Almudena Velázquez Blázquez | |||
| 18:00 | 0 | END | ||||
DAY3: WEDNESDAY 3 DECEMBER 2025
| Cloud and Precipitation Microphysics and Convective System: Models Co-chairs: Masaki Satoh and Johanna Mayer |
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|---|---|---|---|
| JST | Min | Title | Speaker |
| 8:30 | 12 | ECOMIP for shaping climate sensitivity in global atmospheric models by cloud‐falling speed intercomparison | Masaki Satoh |
| 8:42 | 12 | Constraining a Global Storm-Resolving Model with EarthCARE Observations and a Satellite Simulator | Woosub Roh |
| 8:54 | 12 | EarthCARE’s Retrievals of Liquid Water Properties: Challenges and the Potential to Advance NWP Model Performance | Zhipeng Qu |
| 9:06 | 12 | Evaluating Global Storm-Resolving Models with a Climatology of Ice Sedimentation Velocity from EarthCARE’s Cloud Profiling Radar | Jiseob Kim |
| 9:18 | 12 | Improving the representation of ice and snow processes in the IFS using EarthCARE | Rebecca Murray-Watson |
| 9:30 | 12 | Monitoring EarthCARE CPR Data Quality and Calibration Using the ECMWF Operational Forecast System | Kamil Mroz |
| 9:42 | 12 | Evaluation of cloud microphysics on MIROC6 utilizing Doppler CPR observation | Yuhi Nakamura |
| 9:54 | 21 | BREAK | |
| Heritage and Beyond EarthCARE Co-chairs: Nobuhiro Takahashi and Rene Preusker |
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| 10:15 | 15 | [Future Mission Keynote] Beyond EarthCARE: the WIVERN Earth Explorer 11 Candidate mission Advancing Climate Science Through In-Cloud Observations of Global Winds | Alessandro Battaglia |
| 10:30 | 10 | The Contributions of the NASA CALIPSO/CloudSat Missions and its Science Team, and the Future of NASA Mission-Related Research Efforts | David Considine |
| 10:40 | 10 | Initial Thoughts on Potential Synergies between EarthCARE and PREFIRE | Tristan L'Ecuyer |
| 10:50 | 10 | LUCE: A pioneering multi-disciplinary lidar mission for Earth Sciences | Paolo Di Girolamo |
| 11:00 | 10 | The High-altitude Aerosols, Water vapour and Clouds (HAWC) satellite mission | Adam Bourassa |
| 11:10 | 10 | Extending EarthCARE’s Legacy: Building a Global, Accurate, Long-Term Radiation Budget Record with TRUTHS and ECO | Thomas August |
| 11:20 | 10 | The ESA-European Commission Earth System Science Initiative – A unique partnership and collaborative opportunity for advancing Aerosol/Cloud knowledge | Edward Malina |
| 11:30 | 90 | LUNCH | |
| EarthCARE in Operational Agencies Co-chairs: Kozo Okamoto and Robin Hogan |
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| 13:00 | 10 | Towards Operational Assimilation of EarthCARE Cloud Radar and Lidar Observations at ECMWF | Mark Fielding |
| 13:10 | 10 | Assimilation of radar reflectivity and Doppler velocity observations from EarthCARE/CPR | Yasutaka Ikuta |
| 13:20 | 10 | Assimilating EarthCARE ATLID cloud observations in global NWP: progress in optimising the impact | Michael Rennie |
| 13:30 | 10 | Validating EUMETSAT Cloud and Aerosol Products with EarthCARE: Insights from MTG/FCI Optimal Cloud Analysis | Alessio Bozzo |
| 13:40 | 10 | EarthCARE Applications at NOAA | Satya Kalluri |
| 13:50 | 10 | Preparation for global data assimilation of EarthCARE/CPR at JMA | Kozo Okamoto |
| 14:00 | 10 | Using EarthCARE observations to evaluate aerosols in ECMWF models | Peter Hill |
| 14:10 | 10 | Added value of EarthCARE lidar observations for characterising aerosol species in a chemical transport model | Laaziz EL AMRAOUI |
| 14:20 | 10 | Discussion | |
| Validation Keynote and Campaign Overview Co-chairs: Tomoaki Nishizawa and Eleni Marinou |
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| 14:30 | 15 | ACTRIS and ATMO-ACCESS | Ulla Wandinger |
| 14:45 | 10 | EarthCARE Airborne Campaigns Overview | Jonas von Bismarck |
| 14:55 | 5 | Discussion | |
| 15:00 | 45 | COFFEE | |
| Poster and Demo | |||
| 15:45 | 90 | POSTER and DEMO | |
| Workshop Dinner | |||
| 18:00 | 180 | Workshop Dinner | |
DAY4: THURSDAY 4 DECEMBER 2025
| Aerosol: Observations Co-chairs: Tomoaki Nishizawa and Paolo di Girolamo |
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|---|---|---|---|
| JST | Min | Title | Speaker |
| 8:30 | 12 | Development and improvement of JAXA L2 algorithms to retrieve aerosol and cloud properties using ATLID and MSI | Tomoaki Nishizawa |
| 8:42 | 12 | ESA L2 Aerosol Algorithm | Ulla Wandinger |
| 8:54 | 12 | Earth Observations and quantification of the Atmospheric Dust deposited component | Emmanouil Proestakis |
| 9:06 | 12 | Potential of EarthCARE active observation synergy with novel passive multi-platform satellite observations | Oleg Dubovik |
| 9:18 | 12 | Advanced retrieval of aerosol vertical profiles using synergy of EarthCARE ATLID and diverse passive spaceborne observations | Anton Lopatin |
| 9:30 | 12 | EarthCARE validation with the PACE Postlaunch Airborne eXperiment (PACE-PAX) | Kirk Knobelspiesse |
| 9:42 | 28 | BREAK | |
| Aerosol: Validation Co-chairs: Yoshitaka Jin and Dave Donovan |
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| 10:00 | 10 | Validation of ATLID aerosol products using ground-based observation in East Asia | Yoshitaka Jin |
| 10:10 | 10 | Validation of ATLID’s L1 and L2 depolarization ratio products | Moritz Haarig |
| 10:20 | 10 | BAIVEC project: Validation of Atlid products using the in-situ aerosol and cloud measurements performed by instruments under balloons | Jean-Baptiste Renard |
| 10:30 | 10 | Validation of ATLID-retrieved aerosol products against co-located ACTRIS/EARLINET ground-based lidar measurements | Christina-Anna Papanikolaou |
| 10:40 | 10 | Global cross-validation and joint-observation of Chinese and European spaceborne high spectral resolution lidars: ACDL/DQ-1 and ATLID/EarthCARE | Songhua Wu |
| 10:50 | 10 | Challenges in Validation of L2 EarthCARE Aerosol Products at the Italian atmospheric observatories in Rome-Tor Vergata (CIRAS) and Lampedusa | Stefano Sensi |
| 11:00 | 10 | Ground-based validation of aerosol optical properties using sky radiometer observations | Kazuma Aoki |
| 11:10 | 10 | Aerosol vertical profiling through the atmosphere from the near surface with synergetic ground-based observations of sun-sky photometer, spectrometer and lidar | Masahiro Momoi |
| 11:20 | 10 | Discussion | |
| 11:30 | 90 | LUNCH | |
| EarthCARE Underflights Co-chairs: Yuichi Ohno and Chris Hostetler |
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| 13:00 | 10 | Validation of ATLID’s L1/L2 optical data using airborne lidar measurements during the PERCUSION campaign | Silke Groß |
| 13:10 | 10 | Validation of ATLID extinction and lidar-ratio of cirrus clouds using airborne measurements with the research aircraft HALO during the PERCUSION campaign: assessment of the multi-scattering correction | Martin Wirth |
| 13:20 | 10 | Validation of cloud macrophyisal properties from different ATLID L2 products (A-TC, A-FM, A-CTH) using co-located airborne HSRL lidar observations during PERCUSION and ASCCI | Konstantin Krüger |
| 13:30 | 10 | Validation of MSI thermal-infrared radiance and BBR broadband irradiance by high altitude airborne measurements | André Ehrlich |
| 13:40 | 10 | Evaluation of reflectivity and Doppler velocity structures from EarthCARE’s CPR with airborne W-band cloud radar observations during the ECALOT campaign | Paloma Borque |
| 13:50 | 10 | Discussion | |
| 14:00 | 10 | BREAK | |
| Co-chairs: Kaori Sato and Silke Gross | |||
| 14:10 | 10 | Comparison between EarthCARE and airborne measurements and products during MAESTRO and MORECALVAL field campaigns (L2 products) | Emmeline FRANCOIS |
| 14:20 | 10 | EarthCARE’s ATLID Calibration and Validation Using the NASA LaRC Airborne HSRL-2 during the First Year in Orbit August 2024 – September 2025 | Johnathan Hair |
| 14:30 | 10 | Validation of ALTID products based on dedicated underflights from NASA aircraft campaigns ARCSIX, PACE-PAX and NightBLUE | Diko Hemminga |
| 14:40 | 10 | Direct Comparisons of EarthCARE CPR and Airborne Cloud Radar System (CRS) Reflectivity and Doppler Data | Matthew Walker McLinden |
| 14:50 | 10 | Calibration and Validation of EarthCARE’s Cloud Profiling Radar Data Products: Assessment of Doppler products | Simone Tanelli |
| 15:00 | 10 | Discussion | |
| 15:10 | 45 | COFFEE | |
| Co-chairs: Yuichi Ohno and Chris Hostetler | |||
| 15:55 | 10 | An Overview of the Polar Night Experiment (PONEX) Aircraft Campaign for HAWC and EarthCARE | Kaley Walker |
| 16:05 | 10 | Validating EarthCARE's CPR in the Arctic: Results from the COMPEX-EC Airborne Campaign | Lars van Gelder |
| 16:15 | 10 | Arctic clouds from within: Comparing airborne in-situ data with EarthCARE’s microphysical retrievals during CELLO-Arctic | Tim Carlsen |
| 16:25 | 5 | Discussion | |
| Poster, Demo and EVDC Splinter Session | |||||
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| 16:30 | 90 | POSTER and DEMO | 16:30 | 90 | EVDC Splinter Session |
| 18:00 | 0 | END | |||
DAY5: FRIDAY 5 DECEMBER 2025
| Aerosol-Cloud-Precipitation-Radiation Interactions Co-chairs: Hironobu Iwabuch and, Oleg Dubovik |
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|---|---|---|---|
| JST | Min | Title | Speaker |
| 8:30 | 12 | EarthCARE Aerosol Product Validation with Dual-Lidar Observations and Implications for Biomass Burning Aerosol–Cirrus Interactions | Qiaoyun Hu |
| 8:42 | 12 | Study of Aerosol Dynamics over the Arabian Sea during the Indian Summer Monsoon season using EarthCARE observations. | Manoj Kumar Mishra |
| 8:54 | 12 | Quantifying the Cloud Radiative Effects through Airborne and Satellite Observations and 3D Radiative Transfer Modeling | Dimitra Kouklaki |
| 9:06 | 12 | Constraining Radiative Effects of Optically Thin Cirrus Using EarthCARE ATLID and BBR Observations | Mark Fielding |
| 9:18 | 12 | Discussion | |
| Distinguished Lecture Co-chairs: Kentaroh Suzuki and Pavlos Kollias |
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| 9:30 | 20 | The Legacy of CloudSat: Scientific Breakthroughs, Technical Achievements and a Long-Term Dataset | Graeme Stephens and Deborah Vane |
| 9:50 | 10 | Discussion | |
| 10:00 | 90 | POSTER and DEMO | |
| Discussion and Recommendations Science Discussion and Recommendations Co-chairs: Takuji Kubota, Edward Malina and Alex Hoffmann |
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| 11:30 | 30 | Discussion | |
| Validation Discussion and Recommendations Co-chairs: Maki Kikuchi, Timon Hummel and Rob Koopman |
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| 12:00 | 3 | L1 CPR | Hiroaki Horie |
| 12:03 | 9 | L1 ATLID, L1 MSI and L1 BBR | Gerd-Jan van Zadelhoff |
| 12:12 | 5 | Aerosols | Dave Donovan and Yoshitaka Jin |
| 12:17 | 5 | Cloud and Precipitation | Shannon Mason and Nobuhiro Takahashi |
| 12:22 | 5 | Radiation | Jason Cole and Kentaroh Suzuki |
| 12:27 | 3 | Discussion | |
| 12:30 | 10 | Closing | Takuji Kubota and Björn Frommknecht |
| 12:40 | 0 | END OF WORKSHOP | |