^DATE BAS^ 5 -calculates day of the week from BASIC
^DAYCAL BAS^ 11 -gets day of week and has a calendar option
^DOFW BAS^ 2 -computes any day of week
^DOWEEK BAS^ 1 -calculates day of week
^GSBNOT BAS^ 72 -Appointment/calendar file maintenance - requires several XCALLs
^HOLDAY BAS^ 13 -Find out how far away next holiday is
^JULIAN BAS^ 5 -calendar-to-Julian and Julian-to-calendar
^SUNNY BAS^ 13 -sunrise, sunset, and twilight times for any lat-long
^WDAY BAS^ 5 -calculated day of week
