Jack Lynch career ERA

3.69Career Regular Season

Jack Lynch has a career ERA of 3.69 over 7 regular seasons.

  • Best season on file: 2.67 in 1884.
  • Most recent: 12.00 in 1890.

Figures come from ESPN's box scores and were last read on September 21, 2026.

1881 to 1890
1881: 3.59811883: 4.091884: 2.671885: 3.611886: 3.951887: 5.101890: 12.0012.0090
Jack Lynch career ERA, season by season
GP: Games the player appeared in, however briefly.W: Games in which this pitcher was credited with the win.L: Games in which this pitcher was charged with the loss.ERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent.IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs.K: Batters this pitcher struck out.BB: Times the batter reached first base on four balls.WHIP: Walks and hits allowed per inning pitched — lower is better. Around 1.00 is elite.SV: Games finished by protecting a narrow lead to the last out.
1881—201093.59165.232291.400
1883—2913154.09255.0119251.130
1884—5537152.67496.0292420.930
1885—4423213.61379.0177421.190
1886—5120303.95432.21931161.390
1887—217145.10187.045361.500
1890—10112.009.0153.000

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

Jack Lynch, 1890 regular season

GP
1
R
0
H
22
K
1
L
1
W
0
BB
5
ER
12