def plotradtime(TR: xarray.Dataset, c1: Dict[str, Any], log: bool = False):
for t in TR.time:  <EOL><INDENT>plotirrad(TR.sel(time=t), c1, log)<EOL><DEDENT>
make one plot per time for now.

TR: 3-D array: time, wavelength, [transmittance, radiance]

radiance is currently single-scatter solar