WALES Instrument

Measurements and Applications

Accurate profiles of water vapour globally and at high vertical resolution, with the horizontal resolution expected for global atmospheric models.

Instrument Summary

Full Name
Water vApour Lidar Experiment in Space
Status
No longer considered
Instrument Agencies
ESA
Maturity
Instrument Type
Lidars
Geometry
Instrument Technology
Atmospheric lidar
Sampling
Other
Data Access
Data Format

Performance Summary

Resolution
Typically 100 km sampling
Swath
1 - 2 km vertical sampling
Accuracy
< 5 % systematic error
Waveband
NIR: 935 nm range
NIR (~0.75 µm - ~1.3 µm)

Instrument Missions

Instrument Measurements