john costello rookie season stats

John Costello had a 5-2 record with an ERA of 1.81, 38 strikeouts and 1 save in 36 appearances in his rookie season in 1988.

NAMESEASONTMGWLW%GSERASOCGSHOSVIPHERRHRBBHBPGFIBBTBFWPK/9BB/9K/BBHR/9K%BB%WHIPBABIPRAERA-FIPFIP-H/9PRAA
1John Costello
J. Costello
1988
36
5
2
.714
0
1.81
38
0
0
1
49.2
44
10
15
3
25
0
15
4
214
0
6.89
4.53
1.52
0.54
17.8
11.7
1.39
.277
2.72
52
3.53
102
7.97
-0.3
NAMEDATESEASONTMOPPDECGSERASOCGSHOSVIPHERRHRBBHBPGFIBBTBFWP
1John Costello
J. Costello
10/2/1988
1988
@
0
0.00
4
0
0
0
2.0
1
0
0
0
0
0
1
0
6
0
2John Costello
J. Costello
9/27/1988
1988
@
0
0.00
0
0
0
0
0.1
0
0
0
0
0
0
0
0
1
0
3John Costello
J. Costello
9/24/1988
1988
vs
0
0.00
0
0
0
0
1.0
2
0
4
0
2
0
1
0
8
0
4John Costello
J. Costello
9/23/1988
1988
vs
W
0
0.00
0
0
0
0
1.0
0
0
0
0
0
0
1
0
3
0
5John Costello
J. Costello
9/19/1988
1988
vs
0
0.00
0
0
0
0
0.2
1
0
1
0
2
0
0
0
5
0
6John Costello
J. Costello
9/17/1988
1988
@
L
0
7.71
1
0
0
0
2.1
5
2
2
1
0
0
0
0
13
0
7John Costello
J. Costello
9/14/1988
1988
@
0
16.20
1
0
0
0
1.2
4
3
3
1
0
0
0
0
9
0
8John Costello
J. Costello
9/11/1988
1988
vs
0
0.00
1
0
0
0
1.0
0
0
0
0
0
0
0
0
3
0
9John Costello
J. Costello
9/4/1988
1988
@
0
0.00
2
0
0
0
2.2
3
0
0
0
1
0
0
1
12
0
10John Costello
J. Costello
9/3/1988
1988
@
0
54.00
0
0
0
0
0.1
2
2
2
0
3
0
0
1
6
0
11John Costello
J. Costello
8/29/1988
1988
@
0
0.00
2
0
0
1
1.2
0
0
0
0
0
0
1
0
5
0
12John Costello
J. Costello
8/25/1988
1988
@
0
0.00
2
0
0
0
2.2
2
0
0
0
2
0
0
1
12
0
13John Costello
J. Costello
8/22/1988
1988
vs
0
0.00
2
0
0
0
2.0
0
0
0
0
0
0
1
0
6
0
14John Costello
J. Costello
8/19/1988
1988
vs
W
0
0.00
1
0
0
0
2.2
1
0
0
0
1
0
0
0
10
0
15John Costello
J. Costello
8/16/1988
1988
vs
0
0.00
0
0
0
0
0.1
1
0
0
0
1
0
0
0
3
0
16John Costello
J. Costello
8/14/1988
1988
@
0
0.00
0
0
0
0
0.2
0
0
0
0
1
0
0
0
3
0
17John Costello
J. Costello
8/11/1988
1988
@
L
0
2.70
4
0
0
0
3.1
5
1
1
0
1
0
1
0
16
0
18John Costello
J. Costello
8/6/1988
1988
vs
0
0.00
4
0
0
0
3.0
2
0
0
0
2
0
0
0
11
0
19John Costello
J. Costello
8/4/1988
1988
vs
0
0.00
1
0
0
0
2.0
1
0
0
0
1
0
1
0
8
0
20John Costello
J. Costello
7/28/1988
1988
@
0
0.00
0
0
0
0
0.1
1
0
0
0
0
0
1
0
2
0
21John Costello
J. Costello
7/27/1988
1988
vs
0
0.00
0
0
0
0
0.1
0
0
0
0
1
0
1
1
2
0
22John Costello
J. Costello
7/24/1988
1988
vs
0
0.00
0
0
0
0
1.0
1
0
0
0
0
0
1
0
4
0
23John Costello
J. Costello
7/22/1988
1988
vs
0
0.00
1
0
0
0
2.0
1
0
0
0
2
0
0
0
8
0
24John Costello
J. Costello
7/20/1988
1988
vs
W
0
0.00
1
0
0
0
1.1
2
0
0
0
0
0
0
0
6
0
25John Costello
J. Costello
7/16/1988
1988
vs
W
0
0.00
1
0
0
0
0.2
0
0
0
0
0
0
1
0
2
0
Total01.813800149.244101532501542140

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AVG

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Team Pitching Leaders

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K

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ERA

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Cardinals Cardinals
21
14
.600
2.5
20
16
.556
4.0
18
16
.529
5.0
19
17
.528
5.0
Schedule
DATEMATCHUPTIME (ET)
Wed
5/6
@
1:15 PM
Thu
5/7
@
10:10 PM
Fri
5/8
@
9:45 PM
Sat
5/9
@
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Sun
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Last Game
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18 - 16

3

Final

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Mon 4 May 2026

MLB 2026 Batting Leaders

MLB 2026 Pitching Leaders

MLB Fantasy 2026

MLB 2026 Betting

MLB 2026 Standings

NL EastWLPCTGB
26
11
.703
16
20
.444
9.5
16
20
.444
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12.0
NL CentralWLPCTGB
24
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21
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.600
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20
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.556
4.0
18
16
.529
5.0
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.528
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NL WestWLPCTGB
22
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.611
21
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.600
0.5
17
17
.500
4.0
14
22
.389
8.0
14
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AL EastWLPCTGB
25
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.694
23
12
.657
1.5
16
20
.444
9.0
16
20
.444
9.0
15
21
.417
10.0
AL CentralWLPCTGB
18
19
.486
18
19
.486
17
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.472
0.5
17
19
.472
0.5
16
20
.444
1.5
AL WestWLPCTGB
18
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.514
17
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.459
2.0
16
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.457
2.0
15
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.405
4.0
14
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.378
5.0

MLB 2026 Scores & Schedule

Scores

DATEMATCHUPSCORE
Tue
4/21
@
5-8
Tue
4/21
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12-6
Tue
4/21
@
5-3
Tue
4/21
@
12-4
Tue
4/21
@
4-0

Schedule

DATEMATCHUPTIME (ET)
Wed
5/6
@
1:10 PM
Wed
5/6
@
1:15 PM
Wed
5/6
@
2:10 PM
Wed
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