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Bobby Jenks
Chicago White Sox [ Team Audit page ]
Pitcher
Throws R
Age 25
6' 3"
240 lbs.
Player Profile

Other References
Baseball Prospectus DT Player Card
baseball-reference Player Card

Sections
Historical Stats | 2006 Forecast | Diagnostics | Five-Year Forecast | Most Comparable Pitchers

Historical Stats

-- Equivalents --
Year Tm Lg W L SV G GS IP H BB SO HR GB% BABIP Stuff WHIP ERA PERA ERA H9 BB9 K9 HR9 VORP WXRL WARP
2003 ARK AA 7 2 0 16 16 83.0 56 51 103 2 -- .270 26 1.29 2.17 4.40 3.48 7.3 6.8 8.5 0.5 18.3 -- 3.1
2004 SLC AAA 0 1 0 3 3 12.3 19 6 13 1 -- .462 0 2.03 8.05 4.05 8.78 10.8 4.1 6.8 0.7 -4.7 -- -0.2
2005 BIR AA 1 2 19 35 0 41.0 34 20 48 1 61% .320 -2 1.32 2.85 4.38 5.31 8.5 5.1 6.9 0.5 1.3 -- 1.2
2005 CHA MLB 1 1 6 32 0 39.3 34 15 50 3 47% .316 35 1.25 2.75 2.95 3.18 7.5 3.4 11.1 0.7 10.4 1.4 1.6


EQA Distribution
Five-Year WARP

2006 Forecast

-- Equivalents --
Percentile W L SV G GS IP H BB SO HR GB% BABIP Stuff WHIP ERA PERA ERA H9 BB9 K9 HR9 VORP WXRL WARP
90o 4 4 37 66 0 60.3 47 28 63 3 51% .280 21 1.24 2.59 2.92 2.57 6.7 4.1 9.1 0.4 20.7 3.1 5.5
75o 3 4 24 55 0 51.3 45 28 52 4 50% .298 14 1.42 3.82 3.85 3.79 7.7 4.7 8.8 0.7 10.2 1.4 2.9
60o 3 4 21 53 0 49.7 45 28 50 4 50% .302 12 1.46 4.09 4.07 4.07 7.8 4.9 8.6 0.7 8.2 1.1 2.4
50o 3 4 17 49 0 46.3 44 27 46 4 50% .308 8 1.53 4.58 4.44 4.55 8.2 5.1 8.5 0.8 5.0 0.6 1.7
40o 2 4 16 47 0 44.7 43 27 44 5 50% .311 7 1.56 4.79 4.60 4.76 8.4 5.3 8.5 0.8 3.8 0.5 1.4
25o 2 3 13 43 0 41.3 42 26 40 5 50% .318 4 1.63 5.31 5.00 5.27 8.8 5.5 8.4 0.9 1.0 0.1 0.9
10o 1 3 6 33 0 32.3 37 23 30 5 49% .335 -6 1.85 6.80 6.16 6.75 9.9 6.3 8.0 1.2 -4.8 -0.5 -0.1
Weighted Mean 3 4 20 52 0 48.7 45 28 49 4 50% .304 10 1.48 4.26 4.19 4.78 8.0 5.0 8.6 0.7 7.0 0.9 2.1

Diagnostics

Breakout Rate Improve Rate Collapse Rate Attrition Rate

21%

46%

25%

31%

Five-Year Forecast

-- Equivalents --
Year W L SV G GS IP H BB SO HR GB% BABIP Stuff WHIP ERA PERA ERA H9 BB9 K9 HR9 VORP WXRL WARP
2006 (age 25) 3 4 20 52 0 48.7 45 28 49 4 50% .304 10 1.48 4.26 4.19 4.78 8.0 5.0 8.6 0.7 7.0 0.9 2.1
2007 (age 26) 3 4 24 61 0 56.3 51 29 53 6 48% .290 7 1.42 4.17 4.11 4.13 7.9 4.5 8.1 0.9 7.7 1.1 2.2
2008 (age 27) 3 5 24 61 0 57.3 50 29 54 5 47% .286 9 1.37 4.08 3.72 4.07 7.6 4.4 8.1 0.7 9.1 1.2 2.6
2009 (age 28) 3 4 22 57 0 53.3 50 28 52 5 49% .303 9 1.44 4.28 4.15 4.25 8.1 4.6 8.5 0.8 7.6 1.0 2.2
2010 (age 29) 2 3 16 39 0 38.0 34 19 36 4 50% .288 9 1.37 3.99 3.84 3.97 7.7 4.3 8.1 0.8 8.3 0.9 2.3

Valuation

Year WARP MORP Mean VORP Upside
2006 2.1 $2,275,000 7.1 6.1
2007 2.2 $2,600,000 7.8 7.1
2008 2.6 $3,375,000 9.2 7.2
2009 2.2 $2,850,000 7.7 8.0
2010 2.3 $3,100,000 8.3 7.7
Peak 11.4 $11,225,000 40.0 36.1


Stars & Scrubs Chart
Career Path Analysis


Five-Year Performance
Year 75% 50% 25% Weighted Mean
2006 3.80 4.56 5.28 4.78
2007 3.49 4.10 5.58 4.13
2008 3.72 4.24 5.67 4.07
2009 3.61 4.17 5.93 4.25
2010 3.75 4.44 5.50 3.97


Five-Year Attrition
Year Attrition Rate Drop Rate Breakout
2006 31% 0% 21%
2007 35% 17% 15%
2008 30% 9% 13%
2009 47% 20% 14%
2010 48% 17% 7%

Most Comparable Pitchers

Similarity Index

27

Rank Pitcher Year Score Trend Rank Pitcher Year Score Trend
1 Sammy Stewart 1980 52 11 Duane Ward 1989 29
2 Mark Wohlers 1995 51 12 Scott Radinsky 1993 28
3 Ken Ryan 1994 40 13 Larry Sherry 1960 27
4 John Pacella 1982 35 14 Lee Smith 1983 27
5 Mac Scarce 1974 34 15 Kevin Ritz 1990 27
6 Kenny Rogers 1990 34 16 Pete Mikkelsen 1965 25
7 Turk Farrell 1959 33 17 Russ Kemmerer 1957 25
8 Eric Plunk 1988 31 18 Andres Berumen 1996 25
9 Bill Simas 1997 30 19 Jay Powell 1997 24
10 Dennys Reyes 2002 30 20 Billy Koch 2000 23

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