Binary format Jason-B (deprecated)

List of parameters and units for Jason-B (exists in binary format only).
Corrections added by the CTOH in light blue

Header parameters

Parameter name Unity
cycle cycle
track track
nbr_point number of points in this track

Record Description

Parameter name Description Units
time_day num days from reference date days
time_sec seconds within day sec
time_microsec microseconds within sec microsec
jour(sec)=time_day*86400+ time_sec+ time_microsec /10E6
latitude latitude microdeg
longitude longitude microdeg
altitude 1 Hz altitude of satellite (minus 1300km offset) 10-4 m
alt_hi_rate[20] difference in altitude from 1Hz to 20Hz meas 10-4 m
orb_alt_rate orbital altitude rate cm/s
range_ku 1 Hz Ku range (minus 1300km offset) 10-4 m
range_hi_rate_ku[20] 20 Hz Ku band range (minus 1300km offset) 10-4 m
range_c 1 Hz C range (minus 1300km offset) 10-4 m
range_hi_rate_c[20] 20 Hz C band range (minus 1300km offset) 10-4 m
range_rms_ku RMS of Ku range 10-4 m
range_rms_c RMS of C range 10-4 m
range_numval_ku Num valid pts for Ku range n/a
range_numval_c Num valid pts for C range n/a
model_dry_tropo_corr model dry tropo corr 10-4 m
model_wet_tropo_corr model wet tropo corr 10-4 m
rad_wet_tropo_corr radiometer wet tropo corr 10-4 m
jmr Jason Microwave Radiometer (JMR) drift 10-4 m
Wet_tropo_CLS Wet Troposphere correction (NCEP CLS) 10-3 m
iono_corr_alt_ku altimeter iono corr on Ku 10-4 m
iono_lis Lissage de ion_corr_alt_ku 10-4 m
iono_corr_doris_ku Doris iono corr on Ku 10-4 m
gim_ku correction ionosphérique du mod&egrace;le GIM en bande Ku 10-3 m
inv_bar_corr inverted barometer height corr 10-4 m
ib_MOG2D Inverse barometer correction from MOG2D model 10-5m
ib_ECMWF Inverse barometer correction from ECMWF model 10-5 m
hf_fluctuations_corr high freq fluctuations of sea surf topography 10-4 m
ocean_tide_sol1 geocentric ocean tide height GOT99 10-4 m
ocean_tide_sol2 geocentric ocean tide height FES99 10-4 m
ocean_tide_GOT Ocean tide heaight from GOT00 10-3 m
ocean_tide_FES Ocean tide height from FES04 10-3 m
ocean_tide_equil equilibrium long-period ocean tide height 10-4 m
ocean_tide_non_equil non-equilibrium long-period ocean tide height 10-4 m
load_tide_sol1 load tide hght for geocentric ocean tide GOT99 10-4 m
load_tide_sol2 load tide hght for geocentric ocean tide FES99 10-4 m
solid_earth_tide solid earth tide height 10-4 m
pole_tide geocentric pole tide height 10-4 m
sea_state_bias_ku sea state bias corr in Ku 10-4 m
sea_state_bias_c sea state bias corr in C 10-4 m
sea_state_bias_comp composite sea state bias corr 10-4 m
mss mean sea surface height 10-4 m
mss_tp_along_trk TP along-track mean sea surface 10-4 m
mss_cls_01 mean sea surface height CLS 01 10-3 m
geoid geoid height 10-4 m
geoid_grace geoid height GRACE 10-3 m
bathymetry ocean depth/land elevation m
swh_ku Ku sig wave height mm
swh_c C sig wave height mm
swh_rms_ku RMS of Ku sig wave height mm
swh_rms_c RMS of C sig wave height mm
swh_numval_ku num val pts to compute Ku sig wave height n/a
swh_numval_c num val pts to compute C sig wave height n/a
net_instr_corr_swh_ku net instr corr on Ku sig wave height mm
net_instr_corr_swh_c net instr corr on C sig wave height mm
sig0_ku Ku backscatt coeff 10-2 dB
sig0_c C backscatt coeff 10-2 dB
sig0_rms_ku RMS of Ku backscatt coeff 10-2 dB
sig0_rms_c RMS of C backscatt coeff 10-2 dB
sig0_numval_ku num val pts to compute Ku backscatt coeff n/a
sig0_numval_c num val pts to compute C backscatt coeff n/a
agc_ku Ku AGC 10-2 dB
agc_c C AGC 10-2 dB
agc_rms_ku RMS of Ku AGC 10-2 dB
agc_rms_c RMS of C AGC 10-2 dB
agc_numval_ku num val pts to compute Ku AGC n/a
agc_numval_c num val pts to compute C AGC n/a
wind_speed_model_u U component of model wind vector cm/s
wind_speed_model_v V component of model wind vector cm/s
wind_speed_alt altimeter wind speed cm/s
wind_speed_rad radiometer wind speed cm/s
net_instr_corr_ku net instrumental corr on Ku range 10-4 m
net_instr_corr_c net instrumental corr on C range 10-4 m
range_mapvalpts_ku map of valid pts for Ku range n/a
range_mapvalpts_c map of valid pts for C range n/a
net_instr_sig0_corr_ku net instr corr on Ku backscatt coeff 10-2 dB
net_instr_sig0_corr_c net instr corr on C backscatt coeff 10-2 dB
atmos_sig0_corr_ku atmos atten corr on Ku backscatt coeff 10-2 dB
atmos_sig0_corr_c atmos atten corr on C backscatt coeff 10-2 dB
off_nadir_angle_ku_wvf square of off nadir angle from Ku waveforms 10-4 deg2
off_nadir_angle_ptf square of off nadir angle from platform data 10-4 deg2
tb_187 18.7 GHz brightness temp 10-2 deg K
tb_238 23.8 GHz brightness temp 10-2 deg K
tb_340 34.0 GHz brightness temp 10-2 deg K
rad_water_vapor radiometer water vapor content 10-2 g/cm2
rad_liquid_water radiometer liquid water 10-2 Kg/m2
ecmwf_meteo_map_avail ECMWF meteorological map availability n/a
surface_type surface_type n/a
alt_echo_type altimeter_echo_type n/a
rad_surf_type radiometer_surface_type n/a
qual_1hz_alt_data qual flag 1Hz alt data n/a
qual_1hz_alt_instr_corr qual flag 1Hz alt instr corr n/a
qual_1hz_rad_data qual flag 1Hz radiometer data n/a
alt_state_flag altimeter state flag n/a
rad_state_flag radiometer state flag n/a
orb_state_flag orbit state flag n/a
tb_interp_flag radiometer brightness temp interpolation flag n/a
rain_flag rain flag n/a
ice_flag ice flag n/a
interp_flag interpolation flag n/a
qual_spare[3] spare n/a
orb_spare[2] spare n/a
alt_spare[2] spare n/a
geo_spare[2] spare n/a
flag_spare[3] spare n/a

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