Provenance of auxiliary data in OGDR, IGDR, and GDR products:

Auxiliary Data Impacted Parameter OGDR IGDR GDR
Orbit Satellite altitude,
Doppler correction, …
DORIS Navigator Preliminary
(MOE using DORIS data and/or GPS data*)
Precise
(POE using DORIS and/or Laser and/or GPS data)
Meteo Fields Dry/wet tropospheric corrections, U/V wind vector,
Surface pressure,
Inverted barometer correction, …
Predicted Restituted
MFWAM Waves Not Available Available
Sea Ice Concentration Predicted Restituted
Pole Location Pole tide height Predicted Restituted
Tides Ocean & Load Tide Precise
DAC HF ocean dealiasing correction Predicted Preliminary Precise
GIM Ionosphere correction Not available Available
Radiometer calibration Wet tropospheric correction, Sigma0 rain attenuation, … Preliminary Restituted

Altimeter retracker outputs in OGDR, IGDR, and GDR:

Retracker Impacted Parameter OGDR IGDR GDR
MLE3 range_ocean_mle3 Available Available Available
swh_ocean_mle3
sig0_ocean_mle3
MLE4 range_ocean Available Available Available
swh_ocean
sig0_ocean
off_nadir_angle_wf_ocean
Adaptive range_adaptive Not Available Not Available Available
swh_ adaptive
sig0_ adaptive
OCOG range_ocog Available Available Available
sig0_ocog
Ice 2 range_ice2 Available Available Available
sig0_ice2
Sea Ice range_seaice Available Available Available
sig0_seaice
TFMRA range_tfmra Available Available Available
sig0_tfmra