This page contains the implementation of a signal-to-noise ratio estimator, DER_SNR, that follows
the definition set forth by the Spectral Container Working Group of ST-ECF, MAST and CADC.
A detailed description and discussion of the algorithm can be found in
Issue #42 of the ST-ECF newsletter.
The following code is maintained by Felix Stoehr <fstoehr [at] eso [dot] org>.