1. A player's age is calculated by subtracting his birth year from the season year. The raw data come from the archive at seanlahman.com. This database is copyright 1996-2014 by Sean Lahman. This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License. For details see: http://creativecommons.org/licenses/by-sa/3.0/
   
2. Batting, pitching, fielding, personal, team, and awards data come from the archive at seanlahman.com. This database is copyright 1996-2014 by Sean Lahman. This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License. For details see: http://creativecommons.org/licenses/by-sa/3.0/
   

Mike Harkey of the 1988 Chicago Cubs threw right-handed, was debuting in the majors, played on a losing team, attended California State University, Fullerton, played in Wrigley Field, and was born in California.

• achievement score (-3.0 see References)
• assists (3)
• complete games (0)
• double plays (0)
• games finished (0)
• games played (5)
• games started (5)
• innings pitched (34.7)
• putouts (2)
• saves (0)
• shutouts (0)
• strikeouts (18)
• wins (0)
• balks (1)
• earned runs (10)
• errors (2)
• hit by pitch (2)
• hits (33)
• homers given up (0)
• intentional walks (3)
• losses (3)
• runs allowed (14)
• walks (15)
• wild pitches (2)
• age (22 yrs)
• batters faced (155)
• height (6'5")
• weight (220 lbs)

Sources