#! /bin/csh -f
#
#     input:  hours since 2000-01-01 00:00:00
#     output: the HYCOM model day, since 1900-12-31 00:00:00
#
set   hr = $<
echo $hr | awk '{printf("%11.4f\n", 36160.0 + $1/24.0)}'