Jeff Zimmerman ERA in 1999

• Jeff Zimmerman's best regular season for ERA in 3 seasons on file.

Lowest of 3 regular seasons, 1999 through 2001. Figures come from ESPN's box scores and were last read on September 21, 2026.

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Jeff Zimmerman ERA in 1999, season by season

Season↓	Team↓	GP↓iGP: Games the player appeared in, however briefly.	W↓iW: Games in which this pitcher was credited with the win.	L↓iL: Games in which this pitcher was charged with the loss.	ERA↓iERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent.	IP↓iIP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs.	K↓iK: Batters this pitcher struck out.	BB↓iBB: Times the batter reached first base on four balls.	WHIP↓iWHIP: Walks and hits allowed per inning pitched — lower is better. Around 1.00 is elite.	SV↓iSV: Games finished by protecting a narrow lead to the last out.
1999	TEX	65	9	3	2.36	87.2	67	23	0.83	3
2000	TEX	65	4	5	5.30	69.2	74	34	1.64	1
2001	TEX	66	4	4	2.40	71.1	72	16	0.90	28

What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV