PR Instrument

Measurements and Applications

Measures precipitation rate in tropical latitudes.

Instrument Summary

Full Name
Precipitation Radar
Status
No longer operational
Instrument Agencies
JAXA, NASA, NICT
Maturity
Low Heritage
Instrument Type
Cloud profile and rain radars
Geometry
Cross-track scanning
Instrument Technology
Cloud and precipitation radar
Sampling
Other
Data Access
Open Access
Data Format
HDF-EOS(HDF4)

Performance Summary

Resolution
Range resolution: 250 m Horizontal resolution: 4.3 km at nadir (post-boost: 5 km)
Swath
215 km (post-boost: 245 km) Observable range: from surface to approx 15 km altitude
Accuracy
Rainfall rate 0.7 mm/h at storm top
Waveband
Microwave: 13.796 GHz and 13.802 GHz
MW (~0.1 cm - ~100 cm)

Instrument Missions

TRMM - Tropical Rainfall Measuring Mission (1997 - 2015)

Instrument Measurements