ok the ranks are as follow:
Student - No tag, a hopefull to the tri-order
Padawan - (P) Gets a Master, needs much work
Jedi - (J) In the second phase of his/her training
Jedi Knight - (JK) In the first knight stage
High Knight - (HK) Touching up on skills
Grand Knight - (GK) About to graduate
Master - (M) A fully trained Jedi, ready to take on a padawan
Low Council - (LC) A member of the Tri-order
Council - (C) Makes good decisions for the clan
High Council - (HC) Makes very important decisions for the clan
Trainer - (T) Helps train padawans at a higher skill
Fraction Leader - (FL) Leader of one of the three fractions
Advisers - (A) Helps the Grand Masters
Grand Master - (GM) Leaders of the clan