SCI_OL__2P_MDSR_limb_occultation

binary record ""

field name

definition

dsr_time

binary time

size: 12

Start Time of DSR

unit: "s since 2000-01-01"

value: float(./days) * 86400 + float(./seconds) + float(./microseconds) / 1000000

binary record size: 12

ENVISAT binary datetime

id field name definition

0 days

binary int32 size: 4

days since January 1st, 2000 (may be negative)

unit: "days since 2000-01-01"

1 seconds

binary uint32 size: 4

seconds since start of day

unit: "s"

2 microseconds

binary uint32 size: 4

microseconds since start of second

unit: "1e-6 s"

dsr_length

binary uint32	size: 4
Length of this DSR in bytes unit: "bytes"

quality_flag

binary int8	size: 1
Quality Indicator (-1 if empty DSR)

integr_time

binary uint16 (double)	size: 2
Integration time for this DSR unit: "1/16 s" converted unit: "s" (multiply by 1/16)

method

ascii string	size: 1
Retrieval method. 'O' = optimal estimation, 'N' = non-linear least squares fitting, etc.

ref_height

binary float	size: 4
Height of the reference pressure unit: "km"

ref_pressure

binary float	size: 4
Reference pressure for hydrostatic equilibrium unit: "hPa"

ref_pressure_source

ascii string	size: 1
Reference pressure source. 'E' = ECMWF, 'C' = climatology, etc.

n_main

binary uint8	size: 1
Number of retrieval levels

n_meas

binary uint8	size: 1
Number of used measurement levels.

binary uint8	size: 1
Number of fitted main gas species

binary uint8	size: 1
Number of fitted closure parameters

binary uint8	size: 1
Number fitted other parameters

binary uint8	size: 1
Number of fitted scaling parameters for auxiliary gases

tangent_height

binary array[dim_0]

Tangent height at the lower layer boundary

dim_0: int(../n_main)

binary float size: 4

unit: "km"

tangent_pressure

binary array[dim_0]

Tangent layer pressure at the lower layer boundary

dim_0: int(../n_main)

binary float size: 4

unit: "hPa"

tangent_temp

binary array[dim_0]

Tangent layer temperature (mean)

dim_0: int(../n_main)

binary float size: 4

unit: "K"

main_species

binary array[dim_0, dim_1]

Main species which have been fitted on the coarse forward model grid

dim_0: int(../n_main)

dim_1: int(../n1)

binary record size: 16

id field name definition

0 tang_vmr

binary float size: 4

Tangent layer volume mixing ratio

unit: "ppv"

1 err_tang_vmr

binary float size: 4

Error on the tangent volume mixing ratio

unit: "%"

2 vert_col

binary float size: 4

Vertical column density above lower layer boundary

unit: "molecules/cm2"

3 err_vert_col

binary float size: 4

Error on the vertical column density above lower layer boundary

unit: "%"

scaled_profiles

binary array[dim_0, dim_1]

Scaled profiles which have been fitted on the coarse forward model grid

dim_0: int(../n_main)

dim_1: int(../n4)

binary record size: 16

id field name definition

0 tang_vmr

binary float size: 4

Tangent layer volume mixing ratio

unit: "ppv"

1 err_tang_vmr

binary float size: 4

Error on the tangent volume mixing ratio

unit: "%"

2 vert_col

binary float size: 4

Vertical column density above lower layer boundary

unit: "molecules/cm2"

3 err_vert_col

binary float size: 4

Error on the vertical column density above lower layer boundary

unit: "%"

measurement_grid

binary array[dim_0]

Measurement grid

dim_0: int(../n_meas)

binary record size: 33

id field name definition

0 dsr_time

binary time size: 12

Start Time of the measurement at that specific layer

unit: "s since 2000-01-01"

value: float(./days) * 86400 + float(./seconds) + float(./microseconds) / 1000000

binary record size: 12

ENVISAT binary datetime

id field name definition

0 days

binary int32 size: 4

days since January 1st, 2000 (may be negative)

unit: "days since 2000-01-01"

1 seconds

binary uint32 size: 4

seconds since start of day

unit: "s"

2 microseconds

binary uint32 size: 4

microseconds since start of second

unit: "1e-6 s"

1 tangent_height

binary float size: 4

Mean tangent height of measurement

unit: "km"

2 tangent_pressure

binary float size: 4

Pressure at tangent height

unit: "hPa"

3 tangent_temp

binary float size: 4

Temperature at tangent height

unit: "K"

4 num_windows

binary uint8 size: 1

Number of fitting windows

5 win_min

binary float size: 4

Minimum wavelength over all fitting windows

unit: "nm"

6 win_max

binary float size: 4

Maximum wavelength over all fitting windows

unit: "nm"

n_state_vec

binary uint16	size: 2
State vector size. (n_state_vec = n1 * n_main + n2 * n_meas + n3)

state_vector

binary array[dim_0]

State vector

dim_0: int(../n_state_vec)

binary record size: 12

id field name definition

0 value

binary float size: 4

Value of the state vector entry

1 error

binary float size: 4

Error of the value of the state vector entry

unit: "%"

2 type

binary array[4] size: 4

Type of the value of the state vector entry (annotation)

binary uint8 size: 1

m_f

binary uint16	size: 2
Correlation matrix size

correlation_matrix

binary array[dim_0]

Correlation Matrix of the fit

dim_0: int(../m_f)

binary float size: 4

rms_fit

binary float	size: 4
RMS of the fit

chi_2_fit

binary float	size: 4
Chi^2 of the fit

goodness_fit

binary float	size: 4
Goodness of the fit

n_i

binary uint16	size: 2
Number of iterations of the fit

n_used_wl

binary uint16	size: 2
Number of used wavelengths

n_rejected_wl

binary uint16	size: 2
Number of rejected wavelengths

criteria_flag

binary uint8	size: 1
Convergency criteria

n_res

binary uint16	size: 2
Residuals size (n_res = n_st_vec * n_i)

residuals

binary array[dim_0, dim_1]

Iteration step state vector residuals

dim_0: int(../n_i)

dim_1: int(../n_state_vec)

binary float size: 4

n_ad

binary uint16	size: 2
Number of additional diagnostics

add_diag

binary array[dim_0]

Additional diagnostics

dim_0: int(../n_ad)

binary float size: 4