| id | field name | definition |
|---|
| 0 | no_valid |
| binary uint8 | size: 1 |
|---|
|
No valid data flag. 0 = valid data was found in the Level 0 product; 1 = no valid packets in the Level 0 product.
|
|
| 1 | no_int_stray |
| binary uint8 | size: 1 |
|---|
|
Internal straylight correction flag. 1 = internal straylight correction was not performed; 0 = internal straylight correction was performed.
|
|
| 2 | no_ext_earth |
| binary uint8 | size: 1 |
|---|
|
External earth straylight correction flag. 1 = external earth straylight correction was not performed; 0 = otherwise.
|
|
| 3 | no_ext_sun |
| binary uint8 | size: 1 |
|---|
|
External sun straylight correction flag. 1 = external sun straylight correction was not performed; 0 = otherwise.
|
|
| 4 | no_slit_trans |
| binary uint8 | size: 1 |
|---|
|
Slit transmission correction flag. 1 = slit transmission correction was not performed; 0 = otherwise.
|
|
| 5 | no_ref_star_comp |
| binary uint8 | size: 1 |
|---|
|
PCD flag for reference star spectrum computation. 1 = the reference star spectrum was computed with a small number of measurements 0 = otherwise.
|
|
| 6 | ref_star_db |
| binary uint8 | size: 1 |
|---|
|
PCD flag indicating that the star spectrum has been read from the stellar spectra database. 1 = the reference spectrum is read in the database; 0 = the reference spectrum is computed from the measurements.
|
|
| 7 | no_ref_star |
| binary uint8 | size: 1 |
|---|
|
PCD flag indicating that the reference star spectrum has not been computed. 1 = the reference star spectrum has not been computed; 0 = the reference star spectrum was computed.
|
|
| 8 | satu_flag |
| binary uint8 | size: 1 |
|---|
|
PCD flag indicating that the SATU data have been used for flat field correction. 1 = the SATU data are used; 0 = the SATU data are not used.
|
|
| 9 | dark_charge_flag |
| binary uint8 | size: 1 |
|---|
|
PCD flag for the dark charge computation (photometers). 1 = no DC correction performed; 0 = DC correction performed.
|
|
| 10 | spare_1 |
| binary bytes | size: 8 |
|---|
|
Spare
|
hidden: true
|
| 11 | num_sp_err |
| binary uint32 | size: 4 |
|---|
|
Number of source packets containing errors
|
|
| 12 | lev0_id |
| binary uint8 | size: 1 |
|---|
|
Level 0 PCD. 0 = standard occultation; 1 = first part of a tangent occultation; 2 = last part of a tangent occultation
|
|
| 13 | atm_type |
| binary uint8 | size: 1 |
|---|
|
Type of atmosphere file used. 50 = ECMWF file used; 100 = ECMWF file not up-to-date; 200 = MSIS90 used; other = no convergence in the iterative process.
|
|
| 14 | dark_charge_info |
| binary uint8 | size: 1 |
|---|
|
Dark charge correction information. 0 = dark charge map used; 1 = first measurements used; 2 = no dark charge correction applied; 11 = first measurements not available - no DC corrections applied; 12 = first measurements not available and missing first packet - DC correction with DC maps without temperature dependence.
|
|
| 15 | limb_flag |
| binary uint8 | size: 1 |
|---|
|
Dark/bright limb condition
|
|
| 16 | sdp_extract |
| binary uint32 | size: 4 |
|---|
|
SDP extraction processing. Number of invalid measurements during the occultation.
|
|
| 17 | dat_err |
| binary uint32 | size: 4 |
|---|
|
Datation errors. Number of measurements where flags were raised to indicate a datation problem occurred.
|
|
| 18 | rt_err |
| binary uint32 | size: 4 |
|---|
|
Ray tracing errors. Number of measurements with a non-converged ray path.
|
|
| 19 | geo_err |
| binary uint32 | size: 4 |
|---|
|
Geolocation errors. Number of measurements performed outside the atmosphere, set to 1000 if completely performed outside the atmosphere.
|
|
| 20 | sat_err |
| binary uint32 | size: 4 |
|---|
|
Saturation errors. Number of measurements containing saturated samples.
|
|
| 21 | cr_err |
| binary uint32 | size: 4 |
|---|
|
Cosmic ray errors. Number of measurements where cosmic rays have been detected.
|
|
| 22 | vign_err |
| binary uint32 | size: 4 |
|---|
|
Vignetting correction. Number of measurements where the vignetting correction was applied.
|
|
| 23 | num_cent_back |
| binary uint32 | size: 4 |
|---|
|
Central Background. Number of measurements where FLAGbg(f) has been raised.
|
|
| 24 | num_flat |
| binary uint32 | size: 4 |
|---|
|
Flat field correction. Number of measurements where the star falls outside the central band.
|
|
| 25 | num_full_trans_err |
| binary uint32 | size: 4 |
|---|
|
Full transmission errors. Number of measurements where a problem has been detected during the full transmission computation.
|
|
| 26 | num_bad |
| binary uint32 | size: 4 |
|---|
|
Bad Pixels. Number of bad pixels per measurement
|
|
| 27 | num_fp_sat |
| binary array[2] | size: 8 |
|---|
Photometer saturation. Number of photometers saturated samples. First number is for photometer 1 second is for photometer 2
|
|
| 28 | spare_2 |
| binary bytes | size: 32 |
|---|
|
Spare
|
hidden: true
|