Cyclic Cal/Val
Validation report
Cycle date
Dec. 2, 2024 - Jan. 7, 2025
Parameter:
Sentinel-3A
Sentinel-3B
Orbit
Seven passes are missing over Greenland and Antarctica. See Section 3.1.
One pass is missing, and one pass is duplicated. See Section 3.1.
Availability of geophysical
corrections
Ocean tides measurements are missing over the Greenland and Antarctic Ice Shelves. See Table 3.5 and Table 3.6.
Ocean tides measurements are missing over the Greenland and Antarctic Ice Shelves. See Table 3.5 and Table 3.6.
Availability of auxiliary data
Nominal
Nominal
Geophysical parameters
Issues with relocation in the marginal zone. See Section 4.1.6
Issues with relocation in the marginal zone. See Section 4.1.6
Specific investigations
N/A
N/A
Orbit cross-over statistics
For cross-overs less than 1 meter shows a mean bias less than -0.9 cm and a
standard deviation less than 36.1 cm.
This is nominal
For cross-overs less than 1 meter shows a mean bias less than 1.3 cm and a
standard deviation less than 36.9 cm.
This is nominal
Status
Nominal
Nominal
20 Hz Ku Band OCOG (Ice-1) Elevation (elevation_ocog_20_ku)
S3A
S3B
SAR mode elevation over the Greenland ice sheet from the elevation_ocog_20_ku parameter
S3A
S3B
SAR mode elevation over the Antarctica ice sheet from the elevation_ocog_20_ku parameter
20 Hz Ku Band OCOG (Ice-1) Sigma0 (sig0_ocog_20_ku)
S3A
S3B
SAR mode backscatter coefficient over the Greenland ice sheet from the sig0_ocog_20_ku parameter
S3A
S3B
SAR mode backscatter coefficient over the Antarctica ice sheet from the sig0_ocog_20_ku parameter
Waveform Quality Flag (waveform_qual_ice_20_ku)
S3A
S3B
Waveform Quality Flag for the Greenland ice sheet
S3A
S3B
Waveform Quality Flag for Antarctica
Crossover Analysis
S3A
S3B
Histograms of crossover elevation differences for Greenland
S3A
S3B
Histograms of crossover elevation differences for Antarctica
See data product quality reports for more details