Spanish to English Social Sciences Education / Pedagogy transcripts

This abbreviation appears in a 2011 transcript from a university from Spain.
Here are all the columns in the transcript to provide you with context. I an posting four questions for the four abbreviations that I have not been able to figure out.
Your help is greatly appreciated.

Código = code
Asignatura = course
Dur (this column has an “A” for each course listed)
Tip (this column has a “B” for each course listed)
Año = year (in the format: 09-10 )
Cur. (this column has numbers from 1 to 5)
Conv = Final [exam] (this column has the names of months)
Agot. (this column has numbers from 1 to 3, and 0 for approved courses transferred from other universities)
Calificación = grade (passed, outstanding, excellent)