2nd ESA-JAXA EarthCARE In-Orbit Validation Workshop
17 20 March 2025 | ESA-ESRIN, Frascati (Rome), Italy 

Day 1: MONDAY 17 MAR 2025

Opening Session
Co-chairs: Timon Hummel and Takuji Kubota
CETMinTitleSpeaker
09:3010Welcome and logistics
Björn Frommknecht
09:4010Welcome address ESA
Simonetta Cheli
09:5010Welcome address JAXA
Futoshi Takiguchi
10:0014Mission status ESA
Björn Frommknecht
10:1414Mission status and ground segment status JAXA
Tomomi Nio
10:2812ESA Payload Data Ground Segment status
Christophe Caspar
10:4010ESA product quality monitoring & evolution
Timon Hummel
10:5010JAXA product quality monitoring & evolution
Takuji Kubota
11:0010ESA validation overview
Rob Koopman
11:1010JAXA validation overview
Toshiyuki Tanaka
11:2010Airborne campaign overview
Jonas von Bismarck
11:3030COFFEE BREAK
Level 1 session block 1
Co-chairs: Gerd-Jan van Zadelhoff and Woosub Roh
12:0010EarthCARE BroadBand Radiometer (BBR) Level 1 Performance 
Nicolas Clerbaux
12:1015BBR products evaluation with respect to CERES
Nicolas Clerbaux
12:2510Discussion
12:3510Evolution and status of the ATLID L1 processor
David Donovan
12:4510Near-real time monitoring of ATLID L1 data using NWP
Mark Fielding
12:5510Using a Daily Flow of L1 and L2 Data for Statistically Based Calibration/Validation Control of ATLID
Artem Feofilov
13:0510Validation of ATLID L1 products using airborne measurements with the research aircraft HALO during the PERCUSION campaign: Comparison of different L1 Baseline versions
Martin Wirth
13:1510The ATLID laser beam observed by the cosmic ray observatories Pierre Auger (Argentina) and Telescope Array (USA)
Oliver Reitebuch
13:2520Discussion
13:4560LUNCH
Level 1 session block 2
Co-chairs: Oliver Reitebuch and Minrui Wang
14:4510Validation of the depolarization ratio of ATLID with low, medium and highly depolarizing targets 
Moritz Haarig
14:5515On-orbit Validation of Space-Lidar Depolarization Profiles
David Winker
15:1015Validation of EarthCARE ATLID Level-1b Profile Products Using Airborne Lidar Observations from NASA’s HSRL-2 and HALO Lidars
Chris Hostetler
15:2515Discussion
15:4015EarthCARE MSI L1 performance and vicarious calibration
Rene Preusker
15:5510Cross-satellite validation of MSI L1 data using collocated SEVIRI and FCI observations
Sebastian Bley
16:0510Discussion
16:1530COFFEE BREAK
Level 1 session block 3
Co-chairs: Pavlos Kollias and Hiroaki Horie
16:4510CPR processor & product overview
Nobuhiro Tomiyama
16:5510Near-real time monitoring of CPR L1 data using NWP
Mark Fielding
17:0510Intercomparison of spaceborne cloud radar data between CloudSat and EarthCARE with AMSR2 data
Kaya Kanemaru
17:1510Comparison of Doppler velocity measurement across CPR observation modes
Yuki Imura
17:2515CPR External Calibration by Active Radar Calibrator and CPR Level 1/Level 2 Product Validation
Hiroaki Horie
17:4015Assessing CPR radar reflectivity and doppler products with airborne observations from the PERCUSION campaign
Florian Ewald
17:5520Discussion
18:1545ICEBREAKER
19:000END

DAY 2: TUESDAY 18 MAR 2025

(CPR, ) Cloud & Precipitation session
Co-chairs: Alessandro Battaglia and Hajime Okamoto
CETMinTitleSpeaker
09:1510Reflectivity Validation of EarthCARE CPR reflectivity using ACTRIS ground-based Cloud Radar Network
Nathan Feuillard
09:2510Doppler velocity validation of EarthCARE cloud profiling radar using ACTRIS ground-based cloud radar network (EVID05)
Lukas Pfitzenmaier
09:3515Operational implementation of the sub-orbital to orbital tool together with Doppler velocity unfolding across the ACTRIS cloud radar network for EarthCARE validation (EVID05) 
Ewan O'Connor
09:5015Second-Trip Echoes Appeared in EarthCARE/CPR: Characteristics and Mitigation Performances in JAXA CPR L2a Product
Shunsuke Aoki
10:0515The EarthCARE CPR L2A C-PRO data product: Post-launch updates and performance evaluation
Bernat Puigdomènech Treserras
10:2015Validation of the EarthCARE CPR Doppler velocity measurements using surface-based observations 
Pavlos Kollias
10:3510Validation for EarthCARE Cloud Profiling Radar (CPR) using Ground Based and Spaced Based Observations
Minda Le
10:4510Application of dual-polarization weather radar observations to the validation of EarthCARE Doppler velocity measurements in rain
Dmitri Moisseev
10:5520Discussion
11:1530COFFEE BREAK
Cloud and Precipitation session
Co-chairs: Luca Baldini and Nobuhiro Takahashi
11:4510An overview of JAXA cloud and precipitation products
Hajime Okamoto
11:5510An overview of ESA cloud and precipitation productsShannon Mason
12:0510EarthCARE’s Multi-Spectral imager cloud products
Anja Hünerbein
12:1515Eartly Phase Results and Validation of JAXA EarthCARE MSI Level 2 Cloud Products
Minrui Wang
12:3010Intercomparison of Cloud Products between MSI and Himawari-9/AHI
Masataka Muto
12:4015Verification of EarthCARE’s cloud property retrievals and 3D scene construction algorithm using in situ data from the ECALOT campaign
Zhipeng Qu
12:5515The first comparisons between level-2 EarthCARE products and in-situ measurements during the VERIFY campaign over the UK
Kamil Mroz
13:1010Using EarthCARE’s radar and lidar to characterize ice-cloud size distributions and improve ACM-CAP retrievals
Robin Hogan
13:2020Discussion
13:4060LUNCH
14:4075POSTER/DEMO/PHI EXPERIENCE TOUR
Aerosol, Cloud and Precipitation session block 1
Co-chairs: Holger Baars and Kaori Sato
15:5510Best Practice Protocol for the Validation of Aerosol, Cloud, and Precipitation Profiles (ACPPV)
Eleni Marinou
16:0510Overview and status of the ATLID Featuremask (A-FM) and profile processor (A-PRO). 
David Donovan
16:1510Intercomparison and validation of ATLID, CPR, and synergistic target classification products
Shannon Mason
16:2510EVID17: EarthCARE Cal/Val Using the NASA Micro Pulse Lidar Network (MPLNET)
Jasper Lewis
16:3515Discussion
16:5030COFFEE BREAKS
Aerosol, Cloud and Precipitation session block 2
Co-chairs: Shannon Mason and Takashi Nakajima
17:2010Validation of EarthCARE ATLID and CPR products using Cabauw measurements: preliminary results (EVID14)
Arnoud Apituley
17:3010BAIVEC project - Validation of Atlid products using the in-situ aerosol and cloud measurements performed with the LOAC2 instrument under weather balloons
Jean-Baptiste Renard
17:4015Validating from within: early Level 2 product intercomparison from CELLO-ORCESTRATim Carlsen
17:5515Surface Validation During the EarthCARE Commissioning Cal/Val Campaign in Ottawa (ECALOT)Zen Mariani
18:1015Validation of EarthCARE’s ATLID L2a cloud and aerosol products using co-located independent airborne lidar profile data observed during the PERCUSION field campaign
Konstantin Krüger
18:2515Comparison between EarthCARE and ATR42 measurements and products during the MAESTRO field campaign
Nathan Feuillard
18:4020Discussion
19:00180WORKSHOP DINNER
22:000END

Day 3: WEDNESDAY 19 MAR 2025

Aerosol session block 1
Co-chairs: David Donovan and Tomoaki Nishizawa
CETMinTitleSpeaker
09:1510Overview of L2 aerosol products produced by ESA and JAXA
Tomoaki Nishizawa
09:2510Comparison of ATLID aerosol products produced by ESA and JAXA
Ulla Wandinger
09:3515Evaluation of JAXA ATLID L2a products using AD-Net lidars 
Yoshitaka Jin
09:5010Evaluation of the ATLID integrated surface returns for calibration and retrieval of an independent column-integrated aerosol optical thickness.
Diko Hemminga
10:0010Monitoring and assimilating EarthCARE ATLID aerosol products in ECMWF’s IFS-COMPO
Will McLean
10:1010Assessment of ATLID stratospheric performance using ground-based lidars and satellite limb aerosol profiling
Sergey Khaykin
10:2010Validation of EarthCARE products under ACROSS Mediterranean activities (EVID23)
Eleni Marinou
10:3010EarthCARE Aerosol products intercomparison with CARO Polly Lidar in Limassol, Cyprus
Rodanthi Elisavet Mamouri
10:4020Discussion
11:0030COFFEE BREAK
Aerosol session block 2
Co-chairs: Ulla Wandinger and Yoshitaka Jin
11:3015Validation of EarthCARE L2a products using ground-based lidar measurements at Cabo Verde, Tajikistan and Germany in the framework of the German Initiative for the Validation of EarthCARE (GIVE)
Henriette Gebauer
11:4515Airborne lidar measurements: PERCUSION’s contribution to validate EarthCARE ATLID L2 optical propertiesSilke Gross
12:0015Validation of EarthCARE Aerosol Products Using Ground-Based Lidar and UAV Observations in Cyprus and Greece
Franco Marenco
12:1510EMORAL lidar ATLID L2 data validation effort: contribution to EVID47
Iwona Stachlewska
12:2510Validation of EarthCARE ATLID aerosol products using EARLINET measurements: preliminary results
Ping Wang
12:3510First Insights into ATLID Level 2A Data: Comparisons with ACTRIS/EARLINET observations as part of EVID05
Christina-Anna Papanikolaou
12:4510An Initial Assessment of EarthCARE ATLID and MSI ESA L2a Uncertainties (NEVAR, EVID38)
Kerstin Stebel
12:5510Progress of CAL/VAL activities for EarthCARE aerosol products at SPU Lidar Station, Brazil
Eduardo Landulfo
13:0520Discussion
13:2515GROUP PHOTO
13:4060LUNCH
14:4070POSTER/DEMO/PHI EXPERIENCE TOUR
15:5030COFFEE BREAK
Radiation and synergy session
Co-chairs: Nicolas Clerbaux and Kentaroh Suzuki
16:2010Overview and early intercomparison of ESA/JAXA radiation products
Jason Cole, Kentaroh Suzuki 
16:3010L2 BM-RAD and BMA-FLX products verification 
Almudena Velazquez Blazquez
16:4010Radiative Closure Verification with EarthCARE BBR Solar and Thermal Fluxes
Carla Salas
16:5015Initial Validation of JAXA’s Four-Sensor Synergy Radiation Budget Product: ALL_RAD
Takashi M. Nagao
17:0515Validation of EarthCARE cloud & aerosol retrievals using surface spectral infrared radiances from ECALOT campaign
Lei Liu
17:2025Discussion
17:4545POSTER/DEMO Session
18:300END

Day 4: THURSDAY 20 MAR 2025

Model, science and validation application
Co-chairs: Robin Hogan and Masaki Satoh
CETMinTitleSpeaker
09:1515EarthCARE/MSI Level-2 Algorithms: Description and Synergistic Analysis Plan with MSI and CPR
Takashi Nakajima
09:3015Comparisons between EarthCARE's Cloud Doppler Radar and A Global Convection-Resolving Simulation
Woosub Roh
09:4515Investigating convective cores and vertical updrafts using doppler velocity observations from the EarthCARE Mission 
Aida Galfione
10:0015Advancing Climate Simulations with EarthCARE Observations: Intercomparison Frameworks and Model Improvement Initiatives
Masaki Satoh
10:1520Discussion
10:3520COFFEE BREAK
10:5580POSTER/DEMO/PHI EXPERIENCE TOUR
12:1560LUNCH
Topical summary session
Co-chairs: Thorsten Fehr and Toshiyuki Tanaka
13:1530Level-1 summary and recommendationsGerd-Jan van Zadelhoff,
Pavlos Kollias,
Hiroaki Horie,
Minrui Wang
13:4525Cloud and precipitation summary and recommendations
Alessandro Battaglia,
Luca Baldini,
Hajime Okamoto,
Nobuhiro Takahashi
14:1025Aerosol summary and recommendations
David Donovan,
Ulla Wandinger,
Tomoaki Nishizawa,
Yoshitaka Jin
14:3515Radiation and synergy summary and recommendations
Nicolas Clerbaux,
Shannon Mason,
Kentaroh Suzuki,
Takashi Nakajima
14:5010Closing Remarks
Timon Hummel,
Takuji Kubota
15:000END