# Academic Calendars
**Source**: https://catalog.northeastern.edu/graduate/academic-policies-procedures/calendars/
**Parent**: https://catalog.northeastern.edu/graduate/academic-policies-procedures/
The graduate schools’ programs are offered on a semester calendar consisting of 15 weeks. The College of Professional Studies graduate programs are offered on a quarter calendar consisting of 12 weeks.
## Quarter Programs
For student records that include quarter hours, the approved semester-hour conversion rate is (quarter hours) x 0.750. For example, a 4-credit quarter course is equivalent to a 3-credit semester course.
## Semester Programs
Traditional semester hours apply.