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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RBI

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AVG

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Team Pitching Leaders

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K

27

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ERA

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Cardinals Cardinals
21
14
.600
1.5
20
14
.588
2.0
19
16
.543
3.5
18
16
.529
4.0
Schedule
DATEMATCHUPTIME (ET)
Tue
5/5
@
7:45 PM
Wed
5/6
@
1:15 PM
Thu
5/7
@
10:10 PM
Fri
5/8
@
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Sat
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Last Game
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18 - 16

3

Final

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Mon 4 May 2026

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MLB 2026 Pitching Leaders

MLB Fantasy 2026

MLB 2026 Betting

MLB 2026 Standings

NL EastWLPCTGB
25
10
.714
16
19
.457
9.0
16
19
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15
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NL CentralWLPCTGB
22
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.600
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.588
2.0
19
16
.543
3.5
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.529
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NL WestWLPCTGB
21
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.618
20
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0.5
16
17
.485
4.5
14
22
.389
8.0
13
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AL EastWLPCTGB
24
11
.686
22
12
.647
1.5
16
19
.457
8.0
15
20
.429
9.0
14
21
.400
10.0
AL CentralWLPCTGB
18
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.500
18
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.500
16
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.471
1.0
16
19
.457
1.5
15
20
.429
2.5
AL WestWLPCTGB
18
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.529
16
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.471
2.0
16
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.457
2.5
14
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.400
4.5
13
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.371
5.5

MLB 2026 Scores & Schedule

Scores

DATEMATCHUPSCORE
Sun
4/19
@
0-7
Sun
4/19
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3-5
Sun
4/19
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7-5
Sun
4/19
@
7-4
Sun
4/19
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2-5

Schedule

DATEMATCHUPTIME (ET)
Tue
5/5
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Tue
5/5
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6:40 PM
Tue
5/5
@
6:40 PM
Tue
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