This page summarize information about Allegheny's credit and grading systems. The Semester Calendar Allegheny divides the academic year into two semesters.TIPS FOR WRITING A LETTER: Write complete sentences and use spell check. Narrow your comments to only one or two points. This contract will be awarded to a Successful. The form is filled out electronically and can be found on the NASH School Counseling site. Your unique Student ID number and Student e-mail will be located in the letter. Please get this completed form to your teacher at least two weeks before your first deadline. Most graduate programs require that two or three recommendation letters be sent. This result is the term GPA.