Recordmaps by Mission

Mission Envisat (Extended Mission)
MVA-Name envisat_em
Source SGDR v2.1
Frequency 1

ebias.00

Pos Size Scaling Unit Name Version Specific Description
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
Source: SGDR v2.1
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
Wind Speed from RA2
Source: SGDR v2.1
Original-Parameter: ra2_wind_sp (Field number 112)
9 +1 - - iflags Instrument Status and Quality Flags
Source: SGDR v2.1
Flags:
1 : agc_rms_ku > agc_ku
2 : swh_rms_ku > swh_ku
8 : range_numval_ku < 12
64 : rain_flag != 0 || ice_flag != 0
128 : range_rms_ku == nan

orbit.00

Pos Size Scaling Unit Name Version Specific Description
1 +4 -6 deg glon Longitude
Source: SGDR v2.1
Original-Parameter: lon (Field number 05)
2 4 -6 deg glat Latitude
Source: SGDR v2.1
Original-Parameter: lat
3 +4 -3 m hsat Satellite Altitude
Satellite Altitude above TOPEX Ellipsoid
Source: SGDR v2.1
Original-Parameter: alt_cog_ellip (Field number 09)
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
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 (etide.00)
- Instrument Status and Quality Flags (iflags.00)
- Mean Sea Surface Height from CLS2011 (mssh.04)
- Inverse Barometer Effect from DAC (AVISO) (invb.05)
- Undefined parameter (dtrop.00)
- Wet Tropospheric Correction from Vienna Mapping Function (VMF3) (wtrop.06)
- Altimeter Range (ralt.00)
- Undefined parameter (oer.66)
- Ocean Tide Correction of EOT11a (otide.15)
- Undefined recordmap (ptr.00)
- Ocean Load Tide Correction of EOT11a (ltide.15)
- derived from JPL-GIM, IRI scaled (ionos.04)
- Undefined parameter (ptide.00)
- Undefined parameter (emb.00)
- Undefined parameter (hsat.06)
2 +1 - - gflags Geophysical Corrections Quality Flags
MVA-Parameters:
- Undefined parameter (dtrop.00)
- Wet Tropospheric Correction from Vienna Mapping Function (VMF3) (wtrop.06)
- Undefined parameter (oer.66)
- Undefined parameter (fic.00)
- Undefined recordmap (ptr.00)
- derived from JPL-GIM, IRI scaled (ionos.04)
- Undefined parameter (emb.00)

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)

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