xsh_wavecal(7) on Linux
The text 62248441dca7, as Debian 8 (Jessie) shipped it.
Compute arclines tilt and instrument resolution
Flags it lists
-
--debug-level -
--decode-bp -
--followarclines-min-sn -
--followarclines-order-edges-mask -
--followarclines-search-window-half-size -
--keep-temp -
--pre-overscan-corr -
--specres-clip-frac -
--specres-clip-kappa -
--specres-clip-niter -
--tilt-clip-frac -
--tilt-clip-kappa -
--tilt-clip-niter -
--time-stamp