Non-Regular Seniority. 6.6.1 a. A faculty employee who has completed twenty-five (25) cumulative weeks of appointment at the same campus, who has received no unsatisfactory evaluations, and who is given a reappointment to a further position within eight (8) calendar months from the completion of the last appointment shall be entitled to the recall rights established in 6.6. For the purposes of Article 6.6, appointment durations include preparation, professional development and vacation time. Both consecutive and intermittent positions (exclusive of sessional positions of four (4) weeks or less) separated by five (5) months or less must count towards this total. Any extension of four (4) weeks to an appointment constitutes a reappointment.