BBT Flag: Write Brightness Temperature Spectra
files containing brightness temperature spectra, i.e. the temperature [K] of the Planck Function that gives the equivalent spectral radiance.
section in Driver Table, read user-defined filename.
No brightness temperature spectra written
Internally the RFM calculates radiance, these are converted to brightness temperature at the output stage (subroutine
) using the formula
BBT = C2 * V / LOG ( 1 + C1 * V**3 / RAD )
are the radiation constants, approx 1.439 and 1.191E-3 respectively (actual values in
is the wavenumber,
is the radiance.
See also the
, which is closely related to BBT.
for default filename(s).
Back to RFM Flags
Back to Software User's Manual Contents