Compact:
#.---------------- min (0-59)
#| .------------- hr (0-23)
#| | .---------- dom (1-31)
#| | | .------- mon (1-12)
#| | | | .---- dow (0-7|mon-sun0)
#| | | | |
Wide:
#.------------------ min (0-59)
#| .--------------- hr (0-23)
#| | .----------- dom (1-31)
#| | | .------- mon (1-12)
#| | | | .--- dow (0-7|mon-sun0)
#/ | | | | user