Concept information
PREFERRED TERM
EHAD
DEFINITION
- ER-2 Height Altitude Dropsonde System (EHAD) use dropwinsonde fitted with Global Positioning System (GPS) receivers to measure the atmospheric state parameters (temperature, humidity, wind speed/direction pressure) and location in 3 dimensional space during the sonde's descent once each half second. Measurements are transmitted to the aircraft from the time of release until impact with the ocean's surface.
BROADER CONCEPT
URI
https://gcmd.earthdata.nasa.gov/kms/concept/23020cf5-9e71-406c-adae-7a3f7b11c308
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