ESA-JAXA Pre-Launch EarthCARE
Science and Validation
Workshop

13 – 17 November 2023 | ESA-ESRIN, Frascati (Rome), Italy

EVID34: WEGN4CARE: The WegenerNet 3D Open-Air Laboratory for Climate
Change Research and its Potential for the Validation of EarthCARE Cloudand Precipitation ProductsAndreas Kvas1 (Co-I), Jürgen Fuchsberger1 (Co-I), Ulrich Foelsche2,1 (Co-I),
Gottfried Kirchengast1,2 (PI), Robert Galovic1, Daniel Scheidl1, and Christoph Bichler1,2.
1Wegener Center for Climate and Global Change (WEGC), University of Graz, Graz, Austria
2Institute of Physics, University of Graz, Graz, Austria

WegenerNet 3D Open-Air Laboratory§ 156 climate stations in South-East Austria§ One station every 2 km2 in a 22 km x 16 km region§ Primary parameters:temperature, relative humidity, precipitation§ 5 minute sampling rate, with data since 2007
ESA-JAXA Pre-Launch EarthCARE Science and Validation Workshop | 13 – 17 November 2023 | ESA-ESRIN, Frascati (Rome), Italy

EVID34: WEGN4CARE

WegenerNet 3D Open-Air Laboratory§ The WegenerNet 3D Open-Air Laboratory extends this climatestation network with atmospheric sounding capabilities

X-Band Precipitation Radar

GNSS Water Vapor Sounding
Network GNSS-StarNet§ Sensors complement the existing 2D ground station
infrastructure and offer rich synergies
Infrared CloudStructure Radiometer

Microwave TroposphericProfiling Radiometer§ 3D Instrumentation operational in current configuration since 2021-05

ESA-JAXA Pre-Launch EarthCARE Science and Validation Workshop | 13 – 17 November 2023 | ESA-ESRIN, Frascati (Rome), Italy

EVID34: WEGN4CARE

GNSS-StarNet
Six-station GNSS-StarNet tracking data processedby GFZ German Research Centre for Geosciences§ 6 multi-GNSS receivers in (nested) star configuration§ Primary parameters: tropospheric path delay in slant andzenith direction, integrated waper vapor (IWV),
tropospheric gradients

ESA-JAXA Pre-Launch EarthCARE Science and Validation Workshop | 13 – 17 November 2023 | ESA-ESRIN, Frascati (Rome), Italy

EVID34: WEGN4CARE

X-Band Precipitation Radar
FURUNO WR2120 X-Band Precipitation Radar§ X-Band dual-polarization weather radar, focus precipitation§ Primary parameters: precipitation rate, attenuationcorrected reflectivity, hydrometeor and precipitation type
§ 2.5 minute sampling for full volume scan (3D field)
ESA-JAXA Pre-Launch EarthCARE Science and Validation Workshop | 13 – 17 November 2023 | ESA-ESRIN, Frascati (Rome), Italy

EVID34: WEGN4CARE

Microwave-/Infrared Radiometer
RPG HATPRO G5 Microwave
Tropospheric Profiling Radiometer

NubiScope Infrared CloudStructure Radiometer§ Temperature and humidity profiles up to 10 km§ All-sky maps and zenith-direction measurements ofliquid water path, integrated water vapor,tropospheric path delay§ 10 minute sampling for profiles and all-sky maps

§ Full all-sky map of infrared brightness temperature
every 10 minutes§ Combined with temperature profiles to determine 3D cloud
structure maps at several cloud levels

ESA-JAXA Pre-Launch EarthCARE Science and Validation Workshop | 13 – 17 November 2023 | ESA-ESRIN, Frascati (Rome), Italy

EVID34: WEGN4CARE

Primary Output Parameters
Water Vapor

CloudsPrecipitation

Integrated Water Vapor (IWV)

3D Cloud Structure

Precipitation Amount

Tropospheric Path Delay

Liquid Water Path (LWP)

Convection Classification

Tropospheric Gradients

Liquid Water Content
Maximum (LWCM)

Hydrometeor Type

Atmospheric Properties
Tropospheric Profiles

Primary output parameters target EarthCARE
cloud and precipitation products (partially):

Boundary Layer Depth

L2a: C-TC, A-TC, M-CM, M-COP, C-CLD, C-RAS

Atmospheric Stability IndicesL2b: ACM-CAP, ACM-COM, AC(M)-RAS

ESA-JAXA Pre-Launch EarthCARE Science and Validation Workshop | 13 – 17 November 2023 | ESA-ESRIN, Frascati (Rome), Italy

EVID34: WEGN4CAREESA-JAXA Pre-Launch EarthCARE
Science and Validation
Workshop

13 – 17 November 2023 | ESA-ESRIN, Frascati (Rome), Italy

EVID34: WEGN4CARE: The WegenerNet 3D Open-Air Laboratory for Climate
Change Research and its Potential for the Validation of EarthCARE Cloudand Precipitation ProductsAndreas Kvas1 (Co-I), Jürgen Fuchsberger1 (Co-I), Ulrich Foelsche2,1 (Co-I),
Gottfried Kirchengast1,2 (PI), Robert Galovic1, Daniel Scheidl1, and Christoph Bichler1,2.
1Wegener Center for Climate and Global Change (WEGC), University of Graz, Graz, Austria
2Institute of Physics, University of Graz, Graz, Austria