GNSS Radio Occultation ICVS

RO Daily Maps
- Interactive 3D Map
- Quality Flag Map

RO Performance Monitoring
- COSMIC-2
- PAZ
- KOMPSAT-5
- GRAS
- COSMIC-1
- CWDP
- TOR
- GRACE
- CNOFS
- SACC
- CHAMP
- GPSMET
- ADP Global Upper Air Obs
- GRUAN igra2

Validation/Inter-Comparison
- ATMS Microwave Sounding
- CrIS Infrared Sounding

About
- Global Navigation Satellite System Radio Occultation Program in NESDIS/STAR
- Data Download

CrIS Infrared Sounding Comparison

image: Image acquired by VIIRS

Reference: Cao, C., E. Lynch, and B. Zhang, 2018, Traceability and consistency of GNSS radio occultation
in comparison with NOAA-20 CrIS infrared sounder observations, SPIE Asia Pacific Conference, 10781-31.