*DIM Section | ![]() | ![]() |
RFM Driver Table Sections: Axes for Tabulated Absorption Coefficients | 18JUN24 |
Field | Type | Description | Units | Range | |
---|---|---|---|---|---|
Pressure axis data (mandatory). | |||||
either | | C200 | Name of Data File | hPa | > 0 |
or | PLV | C3 | Use internal profile levels[2] | 'PLV' | |
or | PCG | C3 | Use internal profile CG values[2] | 'PCG' [8] | |
or | I | No. points on regular pressure axis, or | >0 | ||
−(No. points) on regular ln(pressure) axis | <0 [3] | ||||
R | Max/Min pressurefor tabulation | hPa | >0 | ||
[ | R | [if | | hPa | >0 | |
Temperature axis data (mandatory if VMR axis data required). [5] | |||||
either | C200 | Name of Data File | Max(T) ≥0 [6] | ||
or | I | No. points on regular temperature axis | >0 | ||
R | Max/Min temperature for tabulation | K | Max(T) ≥0 [6] | ||
[ | R | [if | | K | Max(T) ≥0 [6] | |
VMR Scale Factor axis data. [7] | |||||
either | C200 | Name of Data File | % | > 0 | |
or | I | No. points on regular VSF axis, or | >0 | ||
−(No. points) on regular ln(VSF) axis | <0 [3] | ||||
| R | Max/Min VSF for tabulation | % | >0 | |
[ | R | [if | | % | >0 |
Note that the CG values are those evaluated for only the first absorber listed in the *GAS section, so if creating TAB files for multiple absorbers, it is recommended that each is calculated using a separate driver file to ensure the most appropriate CG pressure axis for each.
*DIM PCG 15 180 320 ! CG p values, T from 180, 190 ... 320 K
*DIM pvalues.txt ! file containing pressure axis values 11 -50 50 ! relative temperatures -50,-40 ...+50 K -3 50 200 ! VMR profile scaled by 0.5, 1.0 and 2.0