The next two years will mark the end of an era for the Big East.

No more Jim Calhoun this season. No more Syracuse and no more Pittsburgh next season. No more Notre Dame in the years to come.

Football is still in the heart of its season. The NBA is just getting started. And the election was only yesterday.

In other words, it may be easy for college basketball to fly under the radar for the start of its season this weekend.

If it’s tough to pull away from football or other responsibilities in November, we’d like to help steer you the key games, teams, players and trends to watch as the college basketball season gets started Friday.

Sometimes a coach inherits a bad team or steps into a program where the university simply does not invest in basketball. In some cases, through recruiting, Xs and Os and inspiration, that coach can turn a bad team into a good or even great one.

The guys on this list are not those coaches. Here are the 20 worst coaching tenures in the six major conference since the NCAA Tournament expanded in 1985.

Stars like Syracuse’s Fab Melo (Brazil), St. Bonaventure’s Andrew Nicholson (Canada) and Vanderbilt’s Jeffrey Taylor (Sweden) and Festus Ezeli (Nigeria) may have left the college ranks for the NBA in June, but that doesn’t mean the college game isn’t still flush with international talent.

Even after every recruit signed, after players were drafted, and after (nearly) every coaching change was made, college basketball news impacting the 2012-13 season continued to break through the late summer and early fall.