| Product: | Sea Level Anomalies (SLA) |
| Version: | 40 |
| Mission: | Envisat |
| Parameter | Description |
|---|---|
| jday.00 | Julian Day
Julian Day Epoch 2000.0 (2000-01-01 12:00:00 UTC) Julian Day 2000 values are truncated in MVA after 5-digits! |
| glon.00 | Longitude
East longitude relative to Greenwich meridian Source: SGDR v3.0 Original-Parameter: lon_01 |
| glat.00 | Latitude
Positive latitude is North latitude, negative latitude is South latitude Source: SGDR v3.0 Original-Parameter: lat_01 |
| sla.40 | Sea Level Anomalies
DTU15, EOT20, DAC, MMXO22 MVA-Parameters: - Ocean Tide Correction of EOT20 (otide.22) - Radial Orbit Error from MMXO22 (oer.22) - Mean Sea Surface Height from DTU15 (mssh.05) - Sea State Bias (emb.00) - Instrument Status and Quality Flags (iflags.00) - Undefined parameter (ionos.02) - Wet Tropospheric Correction from Vienna Mapping Function (VMF3) (wtrop.06) - Dry Tropospheric Correction from Vienna Mapping Function (VMF3) (dtrop.06) - Solid Earth Tide Correction using IERS Convention 2010 (etide.06) - Altimeter Range (ralt.00) - Internal Tide Correction (itide.01) - Pole Tide Correction (ptide.05) - Inverse Barometer Effect from DAC (AVISO) (invb.05) - Satellite Altitude above TOPEX Ellipsoid (hsat.00) - Ocean Load Tide Correction of EOT20 (ltide.22) - Orbit Status and Quality Flags (oflags.00) |
| gflags.40 | Geophysical Corrections Quality Flags
MVA-Parameters: - Radial Orbit Error from MMXO22 (oer.22) - Sea State Bias (emb.00) - Undefined parameter (ionos.02) - Fractional Ice Concentration from NSIDC (fic.01) - Wet Tropospheric Correction from Vienna Mapping Function (VMF3) (wtrop.06) - Dry Tropospheric Correction from Vienna Mapping Function (VMF3) (dtrop.06) |
| oflags.00 | Orbit Status and Quality Flags
Source: SGDR v3.0 Original-Parameter: bathymetry, rad_surf_type, alt_echo_type,surface_type, orb_state_flag_rest Flags: 2 : bathymetry > -2000 | 4 : bathymetry > -200 | 8 : rad_surf_type != 0 or alt_echo_type != 0 | 16 : surface_type != 0 | 128 : hsat == 2147483647 |
| iflags.00 | Instrument Status and Quality Flags
Source: SGDR v3.0 Original-Parameter: range_ocean_01_ku, range_ocean_rms_01_ku, swh_ocean_01_ku, swh_ocean_rms_01_ku Flags: 2 : swh_ocean_rms_01_ku == 0 or swh_ocean_rms_01_ku == 32767 or swh_ocean_01_ku == 0 or swh_ocean_01_ku == 32767 or stdswh/swh > 0.1 8 : range_numval_ku < 12 128 : range_ocean_01_ku == 2147483647 or range_ocean_rms_01_ku == 2147483647 |