Sunday, November 05, 2006

Defensive Statistics

Baseball Think Factory is an excellent site for anyone that likes sabrmetric analysis. Although sometimes complicated for the average fan, they always have interesting articles evaluating some fascet of the game. Just recently, Write Chris Dial posted an article utilzing the Runs Saved by Position statistic, that he has worked on for a while, to analyze defense in the American League. The calculations for the statistic may be difficult to understand for the average reader, but click HERE if you want to look at his methods. Anyway, according to this statistic, this is how certain Jays players fared defensively this past season:






















































Name
Innings
RSpt
RSpt/150
Bengie Molina
842
-6
-10
Lyle Overbay
1233
0
0
Aaron Hill
912
16
24
Troy Gluas
1175
-7
-8
John McDonald
662.7
1
1
Reed Johnson
635.3
5
11
Frank Catalanotto
760
-2
-4
Vernon Wells
1290.3
12
13
Alex Rios
953
11
16
The RSpt is Runs Saved by Position which essentially is a statistic utilizing defensive innings at position, avg number a team plays in a season, the zone rating avg for that position and a few others. CLICK HERE for the article! The Jays had 4 players in the American League top 5 of their positions according to this statistic: Aaron Hill (1st), Reed Johnson (4th), Vernon Wells (2nd) and Alex Rios (1st). Actually pretty interesting is the fact that the Oakland A's players including Gold Glover Eric Chavez did not rate that highly in this statistic even with all the talk of how great their defense was. They had three top five players however in Mark Ellis, Bobby Crosby and Milton Bradley.

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