| Mission | Topex (Extended Mission) |
| MVA-Name | topex_em |
| Source | GDR |
| Frequency | 1 |
instr.00
| Pos | Size | Scaling | Unit | Name | Version Specific Description |
|---|---|---|---|---|---|
| 1 | +4 | - | sec | isec | Integer Seconds Elapsed Since Epoch |
| 2 | +4 | -6 | sec | msec | Microseconds, Fractional Part of isec |
| 3 | +4 | -3 | m | ralt | Altimeter Range |
| 4 | +2 | -3 | m | stdalt | RMS of Altimeter Range |
| 5 | 2 | -2 | m | swh | Significant Wave Height |
| 6 | +2 | -2 | m | stdswh | RMS of Significant Wave Height |
| 7 | +2 | -2 | db | sigma0 | Backscatter Coefficient |
| 8 | +1 | -1 | m/s | windsp | Wind Speed |
| 9 | +1 | - | - | iflags | Instrument Status and Quality Flags |
ionos.00
| Pos | Size | Scaling | Unit | Name | Version Specific Description |
|---|---|---|---|---|---|
| 1 | 2 | -3 | m | ionos | Ionospheric correction
Ionospheric correction on Ku band Source: GDR-B |
orbit.00
| Pos | Size | Scaling | Unit | Name | Version Specific Description |
|---|---|---|---|---|---|
| 1 | +4 | -6 | deg | glon | Longitude
Source: GDR-B Original-Parameter: lon |
| 2 | 4 | -6 | deg | glat | Latitude
Source: GDR-B Original-Parameter: lat |
| 3 | +4 | -3 | m | hsat | Satellite Altitude
Satellite Altitude above TOPEX Ellipsoid |
| 4 | +1 | - | - | oflags | Orbit Status and Quality Flags |
slafg.31
| Pos | Size | Scaling | Unit | Name | Version Specific Description |
|---|---|---|---|---|---|
| 1 | 2 | -3 | m | sla | Sea Level Anomalies
MVA-Parameters: - Altimeter Range (ralt.00) - Undefined parameter (ptide.00) - Ocean Tide Correction of EOT11a (otide.15) - Undefined parameter (dtrop.00) - Ocean Load Tide Correction of EOT11a (ltide.15) - Smoothed ionospheric correction based on ionos.00 (ionos.06) - Undefined parameter (hsat.24) - Mean Sea Surface Height from CLS2011 (mssh.04) - Instrument Status and Quality Flags (iflags.00) - Orbit Status and Quality Flags (oflags.00) - MMXO15 (oer.15) - Undefined parameter (emb.00) - Undefined parameter (wtrop.03) - Undefined parameter (invb.04) - Undefined parameter (etide.00) |
| 2 | +1 | - | - | gflags | Geophysical Corrections Quality Flags |
slafg.33
| Pos | Size | Scaling | Unit | Name | Version Specific Description |
|---|---|---|---|---|---|
| 1 | 2 | -3 | m | sla | Sea Level Anomalies
CLS11, EOT11a, DAC, MMXO16 MVA-Parameters: - Orbit Status and Quality Flags (oflags.00) - Undefined parameter (hsat.24) - Instrument Status and Quality Flags (iflags.00) - Undefined parameter (etide.00) - Mean Sea Surface Height from CLS2011 (mssh.04) - Undefined parameter (invb.04) - Smoothed ionospheric correction based on ionos.00 (ionos.06) - Undefined parameter (emb.01) - Undefined parameter (dtrop.00) - Undefined parameter (oer.66) - Altimeter Range (ralt.00) - Ocean Load Tide Correction of EOT11a (ltide.15) - Ocean Tide Correction of EOT11a (otide.15) - Undefined parameter (ptide.00) - Undefined parameter (wtrop.03) |
| 2 | +1 | - | - | gflags | Geophysical Corrections Quality Flags
MVA-Parameters: - Smoothed ionospheric correction based on ionos.00 (ionos.06) - Undefined parameter (emb.01) - Undefined parameter (dtrop.00) - Undefined parameter (oer.66) - Undefined parameter (fic.00) - Undefined parameter (wtrop.03) |
slafg.40
| Pos | Size | Scaling | Unit | Name | Version Specific Description |
|---|---|---|---|---|---|
| 1 | 2 | -3 | m | sla | Sea Level Anomalies
DTU15, EOT20, DAC, MMXO22 MVA-Parameters: - Dry Tropospheric Correction from Vienna Mapping Function (VMF3) (dtrop.06) - Solid Earth Tide Correction using IERS Convention 2010 (etide.06) - Internal Tide Correction (itide.01) - Ocean Tide Correction of EOT20 (otide.22) - Wet Tropospheric Correction from Vienna Mapping Function (VMF3) (wtrop.06) - Ocean Load Tide Correction of EOT22 (ltide.22) - Undefined parameter (emb.00) - Mean Sea Surface Height from DTU15 (mssh.05) - Instrument Status and Quality Flags (iflags.00) - Inverse Barometer Effect from DAC (AVISO) (invb.05) - Radial Orbit Error from MMXO22 (oer.22) - Undefined parameter (ionos.02) - Altimeter Range (ralt.00) - Orbit Status and Quality Flags (oflags.00) - Pole Tide Correction (ptide.05) - Satellite Altitude above TOPEX Ellipsoid (hsat.00) |
| 2 | +1 | - | - | gflags | Geophysical Corrections Quality Flags
Flags: 1 : dtrop not in [-2.5,...,-1.9] 2 : wtrop not in [-0.5,...,-0.001] 4 : ionos not in [-0.4,...,0.01] 8 : emb not in [-0.4,...,0.01] 16 : oer not in [-0.038,...,0.024] 128 : fic > 128 MVA-Parameters: - Dry Tropospheric Correction from Vienna Mapping Function (VMF3) (dtrop.06) - Undefined parameter (emb.00) - Wet Tropospheric Correction from Vienna Mapping Function (VMF3) (wtrop.06) - Radial Orbit Error from MMXO22 (oer.22) - Undefined parameter (ionos.02) - Fractional Ice Concentration from NSIDC (fic.01) |
sshfg.33
| Pos | Size | Scaling | Unit | Name | Version Specific Description |
|---|---|---|---|---|---|
| 1 | 4 | -3 | m | ssh | Sea Surface Heights
consistent with SLA version 33 and CLS11 MVA-Parameters: - Mean Sea Surface Height from CLS2011 (mssh.04) - CLS11, EOT11a, DAC, MMXO16 (sla.33) - Land Ocean Flags from GMT (lwmask.00) |
| 2 | +1 | - | - | sflag | Geophysical Corrections Quality Flags
MVA-Parameters: - Geophysical Corrections Quality Flags (gflags.33) - CLS11, EOT11a, DAC, MMXO16 (sla.33) - Land Ocean Flags from GMT (lwmask.00) |
sshfg.40
| Pos | Size | Scaling | Unit | Name | Version Specific Description |
|---|---|---|---|---|---|
| 1 | 4 | -3 | m | ssh | Sea Surface Heights
consistent with SLA version 40 and DTU15 MVA-Parameters: - Land Ocean Flags from GMT (lwmask.01) - DTU15, EOT20, DAC, MMXO22 (sla.40) - Mean Sea Surface Height from DTU15 (mssh.05) |
| 2 | +1 | - | - | sflag | Geophysical Corrections Quality Flags
MVA-Parameters: - Land Ocean Flags from GMT (lwmask.01) - Geophysical Corrections Quality Flags (gflags.40) - DTU15, EOT20, DAC, MMXO22 (sla.40) |