Here is a great list of sites to track your popularity, or likability on Twitter !
Tweeple Twak
Track your friend gains and declines
Tweet 140
Track your direct message and tweet frequency
Tweet Burner
Track the links that you post on Twitter
Tweet Stats
Graph your tweet activity, or anyone else’s
Twinfluence
Measure your Twitter influence through tweets, reach of followers as well as second-order followers
Twit Graph
Graph your tweeting activity
Twitter Grader
find out your twitter grade. Computed based on how complete your profile is as well as the number and influence of your followers.
Twitter Ratio
Find out your friend to follower ratio.
