id | field name | definition |
0 | cos_rays_flag |
binary uint8 | size: 1 |
Cosmic rays processing activation switch
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1 | mod_corr_switch |
binary uint8 | size: 1 |
Modulation correction switch
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2 | dark_charge_flag |
binary uint8 | size: 1 |
Dark charge correction processing activation switch. 0 = no correction; 1 = use DC maps; 2 = use first measurements; 3 = use DC maps from ADF
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3 | inter_stray_flag |
binary uint8 | size: 1 |
Internal straylight correction activation switch. 0 = correction; 1 = no correction
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4 | earth_stray_flag |
binary uint8 | size: 1 |
External earth straylight correction activation switch. 0 = correction; 1 = no correction
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5 | sun_stray_flag |
binary uint8 | size: 1 |
External sun straylight correction activation switch. 0 = correction; 1 = no correction
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6 | cen_back_flag |
binary uint8 | size: 1 |
Central background estimation mode
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7 | satu_flag |
binary uint8 | size: 1 |
SATU data use activation switch
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8 | vign_flag |
binary uint8 | size: 1 |
Vignetting activation switch. 0 = do not perform vignetting; 1 = perform vignetting
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9 | flat_flag |
binary uint8 | size: 1 |
Flat-field correction mode. 0 = no flat-field correction; 1 = flat-field correction active; 2 = use FP data.
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10 | flat_field_switch |
binary array[4] | size: 4 |
Flat field correction switches
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11 | interp_mode_flag |
binary uint8 | size: 1 |
Interpolation mode for spectra resampling. 0 = cubic spline; 1 = linear interpolation
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12 | grid_sel_flag |
binary uint8 | size: 1 |
Spectral grid selection for transmission computation. 0 = acquisition spectral grid; 1 = nominal spectral grid
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13 | cov_flag |
binary uint8 | size: 1 |
Covariance computation mode
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14 | no_lin_correction |
binary uint8 | size: 1 |
Non-linearity correction activation switch
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15 | reflect_activation_sw |
binary uint8 | size: 1 |
Reflectivity correction activation switch
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16 | spare_1 |
binary bytes | size: 2 |
Spare
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hidden: true
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17 | earth_mod |
binary uint8 | size: 1 |
Identifier of Earth model
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18 | flat_earth |
binary float | size: 4 |
Flattening of the Earth
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19 | earth_rad |
binary float | size: 4 |
Earth equatorial radius
unit: "m"
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20 | atm_thick |
binary float | size: 4 |
Atmosphere thickness
unit: "m"
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21 | earth_ecc |
binary float | size: 4 |
Earth orbit eccentricity
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22 | sun_const |
binary float | size: 4 |
Gravitational constant for the sun
unit: "m3/s2"
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23 | orbit_angle |
binary float | size: 4 |
Angle between the vernal axis and the Earth orbit perihelion direction
unit: "degrees"
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24 | semi_axis |
binary float | size: 4 |
Earth orbit semi-major axis
unit: "m"
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25 | light_c |
binary uint32 (double) | size: 4 |
Speed of light
unit: "m/s"
converted unit: "m/s" ()
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26 | param_occ_type |
binary array[8] | size: 32 |
Parameters for the determination of the occultation type (full dark / bright / twilight / straylight). Only the 5 first values are useful: 1. TGP altitude threshold for bright limb condition (km) - nominal is 50km; 2. TGP sun zenith angle threshold for bright limb condition (deg) - nominal is 97 deg; 3. TGP altitude threshold for twilight condition (km) - nominal is 100km; 4. TGP sun zenith angle threshold for twilight condition (deg) - nominal is 110 deg; 5. Satellite sun zenith angle threshold for straylight condition (deg) - nominal is 120 deg.
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27 | spare_2 |
binary bytes | size: 8 |
Spare
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hidden: true
|
28 | ray_param |
binary array[10] | size: 40 |
Ray tracing parameters
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29 | ray_time_shift |
binary uint32 (double) | size: 4 |
Time shift for ray tracing computation
unit: "1e-3 s"
converted unit: "s" (multiply by 1/1000)
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30 | min_wl |
binary uint32 (double) | size: 4 |
Minimum wavelength value for ray-tracing
unit: "1e-3 nm"
converted unit: "nm" (multiply by 1/1000)
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31 | max_wl |
binary uint32 (double) | size: 4 |
Maximum wavelength value for ray-tracing
unit: "1e-3 nm"
converted unit: "nm" (multiply by 1/1000)
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32 | ref_wl |
binary uint32 (double) | size: 4 |
Reference wavelength for the ray tracing
unit: "1e-3 nm"
converted unit: "nm" (multiply by 1/1000)
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33 | spare_3 |
binary bytes | size: 8 |
Spare
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hidden: true
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34 | spec_sat |
binary array[4, 4] | size: 32 |
Spectrometer sample saturation level. One amplitude level is specified for each gain of each spectrometer. Order: SPA1 gains 0,1,2,3 followed by SPA2 gains 0,1,2,3 and then SPB1 and SPB2
binary uint16 | size: 2 |
unit: "ADU"
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|
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35 | fp_sat |
binary array[2] | size: 4 |
Photometer data saturation level
binary uint16 | size: 2 |
unit: "ADU"
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|
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36 | half_meas |
binary uint8 | size: 1 |
Half-number of measurements for CR detection
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37 | half_col |
binary uint8 | size: 1 |
Half-number of CCD columns for CR detection
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38 | cr_thresh_rel |
binary array[4, 4] | size: 16 |
Threshold for relative variation of the signal for cosmic rays detection
binary uint8 | size: 1 |
unit: "%"
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|
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39 | cr_thresh_abs |
binary array[4, 4] | size: 32 |
Threshold for absolute variation of the signal for cosmic rays detection
binary uint16 | size: 2 |
unit: "ADU"
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|
|
40 | cr_min |
binary array[4, 4] | size: 32 |
Threshold for cosmic rays detection activation. Minimum sample value for which the cosmic rays detection processing is applied.
binary uint16 | size: 2 |
unit: "ADU"
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|
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41 | f_dark |
binary uint8 | size: 1 |
Number of frames for dark charge estimation
|
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42 | thr_back_dl |
binary uint32 | size: 4 |
Threshold for background correction (dark limb)
unit: "e"
|
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43 | thr_back_bl |
binary uint32 | size: 4 |
Threshold for background correction (bright limb)
unit: "e"
|
|
44 | delta_h |
binary uint32 | size: 4 |
Altitude range used in the estimated central background computation (general method)
unit: "m"
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45 | poly_back_order |
binary uint8 | size: 1 |
Order of the polynomial used in the estimated central background computation (general method)
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46 | flat_index |
binary uint16 | size: 2 |
Photometer index for the scintillation correction in the flat-field correction processing
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47 | spare_4 |
binary bytes | size: 8 |
Spare
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hidden: true
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48 | num_ref |
binary uint16 | size: 2 |
Number of measurements to be used for the reference star spectrum computation
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|
49 | max_spectra |
binary uint16 | size: 2 |
Maximum number of star spectra to be checked for the computation of the reference star spectrum
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50 | min_spectra |
binary uint16 | size: 2 |
Minimum number of star spectra used to compute the reference star spectrum before a flag is raised
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51 | thres_ref_star_spec |
binary array[4] | size: 8 |
Threshold for the validity of the reference star spectrum
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52 | num_pix_flagged |
binary array[4] | size: 4 |
Number of pixels flagged if the reference star spectrum is below the validity threshold
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53 | thr_error_meas |
binary uint32 (double) | size: 4 |
Threshold for MPH error indicator computation
unit: "1e-2 %"
converted unit: "%" (multiply by 1/100)
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54 | min_alt_start_spectrum |
binary array[4] | size: 16 |
Minimum altitudes for the computation of the reference start spectrum
binary uint32 | size: 4 |
unit: "m"
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55 | spare_5 |
binary bytes | size: 8 |
Spare
|
hidden: true
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