RFM File Formats

.tra File: Trasmission Spectrum

07SEP18

Type
Output(s), if TRA Flag enabled.

Description
Transmission spectrum

Filename(s)
Default is tra_[s][t].asc where [s] is the spectral range and [t] is the ray path
Different names may be specified in the *TRA section of the Driver Table (or *OUT section for RFM v5))

Structure
See RFM spectral file format

Notes
  1. Where transmission values are close to 1 it might be useful to use the DBL Flag and/or write the Absorption (=1-Transmission) spectrum at the same time (ABS Flag).

Example
First part of file [tra_01000.asc] from RFM Examples
! Transmission  calc. for Zenith Path Airmass=    1.000    by RFM v.4.30_15AUG
!15AUG13 RFM Example: zenith transmittance
!No.Pts  Lower_Wavenumber   Delta_Wavenumber  Upper_Wavenumber  Label
    101   1100.0000000000       .1000000000   1110.0000000000 'Transmission'
  .870566428  .869981527  .925530195  .808787346  .940746784  .947936237
  .948639154  .93837136  .938386679  .920525253
  .876824021  .859736502  .758295715  .526712716  .0723211169  .100980505
  .558866918  .77190721  .823308408  .906250298
...etc
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