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JoJo Romero

JoJo Romero

St. Louis CardinalsMLB

ID: 668941

65
Outings
1,008
Total Pitches
55
Strikeouts
24
Walks
2.29
K/BB

Proprietary Metrics

65 games • 1,008 pitches

What do these metrics mean?
Tunnel Score (0-100): Measures how similar a pitcher's pitches look coming out of the hand before they diverge. Higher scores indicate better deception—the ball looks the same to the batter regardless of pitch type until it's too late.
Separation Score (0-100): Measures how much the pitches diverge at the plate based on horizontal and vertical movement. Higher separation means more contrast between pitch types, making the arsenal harder to square up.
Extension Score (0-100): Measures fastball extension and perceived velocity jump. Higher scores indicate better release extension and effective speed vs release speed, making the fastball appear faster to batters.

Arsenal Over Time

Velocity Over Time

Spin Rate Over Time

All Outings (197)

DateOppPitchesVeloKBBSwStr%TunnelSepPair
2025-09-23SF1687.0(94.7)1012.5%86100
CH/SL
2025-09-22SF1987.9(94.6)1010.5%8587
SI/SL
2025-09-20MIL1786.5(94.9)005.9%91100
SI/SL
2025-09-16CIN1186.8(93.9)2018.2%82100
SI/SL
2025-09-14MIL2086.5(94.1)005.0%8689
SI/SL
2025-09-13MIL2589.0(94.7)030.0%87100
SI/SL
2025-09-10SEA2286.5(94.1)2122.7%84100
CH/SL
2025-09-07SF2886.2(94.7)207.1%87100
SI/SL
2025-09-03ATH2086.5(94.7)1010.0%8792
SI/SL
2025-09-02ATH1290.1(95.8)1016.7%8588
SI/SL
2025-08-30CIN988.2(94.3)000.0%---
2025-08-29CIN1289.0(93.5)020.0%86100
SI/SL
2025-08-28PIT1288.9(94.8)008.3%8091
SI/SL
2025-08-25PIT1385.9(92.0)010.0%8492
SI/SL
2025-08-21TB2686.6(94.7)3023.1%86100
SI/SL
2025-08-19MIA1487.1(95.0)100.0%85100
SI/SL
2025-08-18MIA1087.4(93.9)000.0%75100
CH/SL
2025-08-17NYY2288.1(95.2)019.1%8480
SI/SL
2025-08-13COL3486.4(93.1)3111.8%8776
SI/SL
2025-08-10CHC2688.9(95.1)013.8%8677
CH/SL
2025-08-08CHC1487.6(94.0)107.1%8774
SI/SL
2025-08-06LAD1587.6(93.9)106.7%88100
SI/SL
2025-08-04LAD1987.7(95.6)1110.5%8485
CH/SL
2025-08-02SD2787.0(93.9)0114.8%8476
SI/SL
2025-07-30MIA1784.7(93.0)1011.8%8393
CH/SL
2025-07-25SD986.8(93.3)0022.2%---
2025-07-24SD2287.3(94.4)404.5%8686
SI/SL
2025-07-21COL988.9(95.3)2044.4%---
2025-07-20AZ1587.6(95.9)2020.0%8490
CH/SL
2025-07-12ATL584.8(87.9)1060.0%---
2025-07-11ATL1288.6(94.8)2033.3%78100
SI/SL
2025-07-08WSH2289.4(96.3)209.1%86100
SI/SL
2025-07-05CHC1789.5(96.3)1017.6%8373
SI/SL
2025-06-29CLE1290.0(96.0)2025.0%88--
2025-06-26CHC2088.9(96.4)2010.0%8981
SI/SL
2025-06-24CHC1591.1(96.5)010.0%88100
SI/SL
2025-06-20CIN1389.1(96.5)107.7%81100
SI/SL
2025-06-19CWS2088.8(94.8)015.0%8585
SI/SL
2025-06-15MIL684.8(92.8)1016.7%---
2025-06-14MIL2187.1(94.3)014.8%8593
SI/SL
2025-06-06LAD989.2(94.8)0033.3%---
2025-06-05KC1389.1(94.7)1023.1%8668
SI/SL
2025-05-28BAL1589.6(95.5)106.7%9093
SI/SL
2025-05-25AZ1387.7(94.3)010.0%8294
SI/SL
2025-05-23AZ2190.1(96.0)014.8%8674
SI/SL
2025-05-21DET1089.6(93.4)1020.0%86100
SI/SL
2025-05-19DET1289.0(94.7)1016.7%8788
FF/SL
2025-05-18KC1588.8(95.1)106.7%85100
SI/SL
2025-05-14PHI1989.1(96.4)1010.5%88100
SI/SL
2025-05-12PHI288.6(93.4)000.0%---
2025-05-10WSH1788.7(95.4)010.0%8591
SI/SL
2025-05-04NYM1889.1(95.7)1111.1%7890
SI/SL
2025-04-30CIN1388.8(93.7)107.7%86100
SI/SL
2025-04-27MIL1190.8(95.5)119.1%82100
SI/SL
2025-04-23ATL789.3(93.7)0014.3%---
2025-04-21ATL785.4(92.5)1042.9%---
2025-04-20NYM1188.8(92.8)1118.2%73--
2025-04-18NYM1590.0(95.8)020.0%7989
SI/SL
2025-04-13PHI987.6(93.1)100.0%---
2025-04-09PIT1784.9(93.2)005.9%77--
2025-04-08PIT989.5(94.2)000.0%---
2025-04-06BOS2088.2(94.5)1020.0%83100
SI/SL
2025-04-02LAA1489.5(93.6)107.1%8668
SI/SL
2025-03-31LAA1988.8(94.6)010.0%8286
CH/SL
2025-03-29MIN1491.2(94.3)000.0%79--
2024-09-21CLE1688.8(95.8)016.3%83100
SI/SL
2024-09-19PIT1088.9(96.6)0110.0%78100
SI/SL
2024-09-15TOR394.4(94.7)000.0%---
2024-09-12CIN1590.6(96.2)006.7%78100
SI/SL
2024-09-11CIN887.2(94.9)1012.5%---
2024-09-07SEA987.4(94.6)010.0%---
2024-09-04MIL796.0(97.1)0014.3%---
2024-09-03MIL1488.0(95.5)107.1%85100
SI/SL
2024-09-01NYY2789.2(96.0)3114.8%90100
SI/SL
2024-08-28SD1688.8(94.9)106.3%88100
SI/SL
2024-08-25MIN1387.2(94.2)017.7%9075
SI/SL
2024-08-22MIL2190.2(95.7)2114.3%8684
SI/SL
2024-08-21MIL2388.6(94.5)218.7%8398
SI/SL
2024-08-17LAD1391.6(96.1)000.0%8258
FF/SI
2024-08-16LAD1789.4(96.3)2017.6%76100
SI/SL
2024-08-08TB1289.3(95.1)000.0%8682
SI/SL
2024-08-07TB1589.1(94.2)0013.3%9072
SI/SL
2024-08-03CHC1088.0(95.9)1010.0%91100
SI/SL
2024-08-01CHC1190.3(96.6)209.1%9211
CH/SI
2024-07-31TEX1090.2(95.6)0010.0%80100
SI/SL
2024-07-26WSH2390.8(96.6)2017.4%87100
SI/SL
2024-07-23PIT1089.1(95.6)0010.0%9180
SI/SL
2024-07-13CHC1289.8(95.8)018.3%88100
SI/SL
2024-07-08WSH1989.5(96.1)000.0%77100
SI/SL
2024-07-05WSH1390.0(98.3)1015.4%81100
SI/SL
2024-07-03PIT592.4(96.9)000.0%---
2024-07-02PIT1087.8(95.6)000.0%88100
SI/SL
2024-06-30CIN1492.9(96.9)000.0%8315
CH/SI
2024-06-28CIN1588.9(96.1)016.7%8879
CH/SL
2024-06-26ATL687.5(95.4)000.0%---
2024-06-23SF1393.2(97.5)020.0%8335
FF/SI
2024-06-22SF1189.0(94.1)1027.3%878
CH/SI
2024-06-17MIA1291.8(95.9)010.0%83--
2024-06-14CHC492.9(93.8)000.0%---
2024-06-11PIT790.0(92.5)000.0%---
2024-06-07COL1588.7(94.8)1013.3%87100
SI/SL
2024-06-05HOU787.2(92.3)1028.6%---
2024-06-03HOU3088.9(96.2)206.7%8482
SI/SL
2024-06-02PHI1486.1(93.5)2035.7%92100
SI/SL
2024-05-26CHC1188.2(93.8)000.0%85100
SI/SL
2024-05-25CHC2489.5(95.0)104.2%8679
SI/SL
2024-05-21BAL786.9(92.9)000.0%---
2024-05-20BAL1288.0(94.6)1016.7%8967
CH/SL
2024-05-18BOS1687.7(94.7)000.0%8682
SI/SL
2024-05-17BOS1588.6(95.0)106.7%8585
SI/SL
2024-05-14LAA3289.3(97.1)226.3%8794
SI/SL
2024-05-12MIL2388.0(94.5)208.7%84100
SI/SL
2024-05-11MIL2187.9(94.0)109.5%82100
SI/SL
2024-05-04CWS1589.7(95.6)2020.0%8083
SI/SL
2024-05-03CWS1391.0(95.5)007.7%8177
SI/SL
2024-05-01DET2389.0(95.1)004.3%8660
SI/SL
2024-04-27NYM1290.1(94.9)2016.7%837
CH/SI
2024-04-26NYM1584.4(91.9)1013.3%88100
CH/SL
2024-04-24AZ1089.5(93.3)010.0%---
2024-04-22AZ789.3(94.4)000.0%---
2024-04-21MIL888.0(94.0)0025.0%---
2024-04-16ATH1292.1(96.2)1016.7%8236
FF/SI
2024-04-15ATH1486.1(93.5)107.1%9376
CH/SL
2024-04-12AZ1591.6(94.9)106.7%8440
FF/SI
2024-04-09PHI3489.5(97.3)4120.6%8580
SI/SL
2024-04-06MIA1689.5(95.3)1012.5%859
CH/SI
2024-04-04MIA1489.0(94.9)1021.4%8465
SI/SL
2024-04-01SD989.7(95.4)1044.4%---
2024-03-30LAD2190.9(96.3)2019.0%8465
SI/SL
2024-03-29LAD1290.4(96.7)1016.7%7779
FF/SL
2023-09-01PIT3588.1(94.2)218.6%8855
CH/SL
2023-08-29SD2490.0(96.6)3025.0%8962
CH/SL
2023-08-23PIT2889.4(96.5)3017.9%9168
SI/SL
2023-08-20NYM1189.3(96.5)0018.2%7916
CH/SI
2023-08-15ATH1188.2(96.2)2036.4%92100
SI/SL
2023-08-14ATH1789.4(96.3)2023.5%85100
SI/SL
2023-08-12KC1791.7(96.7)005.9%8694
SI/SL
2023-08-10TB2989.0(96.5)1110.3%9171
SI/SL
2023-08-09TB2088.8(95.3)3020.0%8767
SI/SL
2023-08-06COL2387.9(95.2)4030.4%9061
CH/SL
2023-08-02MIN1390.7(95.0)2015.4%9367
SI/SL
2023-07-30CHC2090.7(97.1)2010.0%8965
SI/SL
2023-07-25AZ1487.3(95.4)0014.3%9088
FF/SL
2023-07-24AZ2090.6(97.3)0020.0%9164
CH/SL
2023-07-20CHC2190.0(96.1)1014.3%8810
CH/SI
2023-07-18MIA990.0(96.7)2011.1%---
2023-07-16WSH2590.7(96.0)2124.0%9063
SI/SL
2023-07-14WSH1890.7(96.1)2022.2%8580
FF/SL
2023-07-09CWS2591.6(97.9)3120.0%9063
CH/SL
2023-07-07CWS1689.8(97.3)000.0%85100
SI/SL
2023-07-04MIA3390.5(96.4)219.1%8560
SI/SL
2023-05-07DET1289.9(94.7)018.3%8581
SI/SL
2023-05-04LAA2489.5(95.7)1012.5%8568
SI/SL
2023-04-30LAD1489.2(96.0)1014.3%8268
CH/SL
2023-04-28LAD4091.7(97.4)327.5%8359
FF/SL
2023-04-21SEA1090.6(96.6)010.0%8249
CH/FF
2023-04-18AZ2191.4(97.4)114.8%8884
SI/SL
2022-10-04PIT2789.4(94.5)2114.8%8874
FF/SL
2022-10-03PIT487.8(94.3)010.0%---
2022-10-02PIT1690.3(95.6)2012.5%8487
SI/SL
2022-09-28MIL1287.3(95.5)020.0%82100
FF/SL
2022-09-25LAD1891.6(99.3)205.6%8478
FF/SL
2022-09-21SD1990.9(98.2)1221.1%8178
SI/SL
2022-09-16CIN2290.6(96.7)119.1%8874
SI/SL
2022-09-11PIT1488.2(96.0)1121.4%8780
CH/SL
2022-09-10PIT1589.4(96.5)1013.3%916
CH/SI
2022-09-07WSH889.7(95.8)0012.5%---
2022-09-03CHC1490.3(96.0)017.1%8943
CH/FF
2022-08-31CIN1690.5(96.4)1025.0%8483
FF/SL
2022-08-27ATL1591.3(97.3)2020.0%8568
SI/SL
2022-08-23CHC2590.2(95.4)108.0%9024
CH/FF
2022-08-20AZ1292.7(98.2)2033.3%8095
FF/SL
2022-07-22CHC2289.7(95.3)019.1%8544
FC/SI
2022-07-16MIA1292.4(96.7)108.3%77100
SI/SL
2021-05-05MIL2089.6(94.7)015.0%8652
CH/FC
2021-05-04MIL2390.8(97.1)1017.4%8749
FC/SI
2021-05-02NYM1493.1(97.0)2014.3%8438
CH/FF
2021-04-30NYM1490.6(95.3)010.0%9144
CH/FF
2021-04-29STL1092.4(97.0)1020.0%8543
FF/SI
2021-04-23COL2792.0(95.8)207.4%8849
FF/SL
2021-04-21SF1390.3(93.9)000.0%---
2021-04-19SF1590.3(96.3)2020.0%9178
FF/SL
2021-04-17STL1589.9(94.7)006.7%8639
CH/FF
2021-04-14NYM1588.5(94.1)006.7%86100
SI/SL
2021-04-13NYM992.2(96.0)010.0%---
2020-09-27TB492.9(95.4)000.0%---
2020-09-22WSH2591.4(96.0)014.0%8781
FF/SL
2020-09-18TOR1989.1(96.8)0015.8%8364
SI/SL
2020-09-15NYM2390.3(95.6)2013.0%8778
SI/SL
2020-09-12MIA1891.4(97.0)0011.1%8628
FF/SI
2020-09-10MIA1192.2(97.4)109.1%8095
FF/SL
2020-09-08BOS893.0(96.0)0012.5%---
2020-09-07NYM1190.6(96.9)1027.3%8814
CH/SI
2020-09-03WSH1089.8(97.5)0010.0%7281
FF/SL
2020-08-31WSH1788.6(95.3)2017.6%8190
SI/SL
2020-08-30ATL1289.2(95.8)118.3%79100
SI/SL
2020-08-21ATL1290.4(96.5)3050.0%8171
FF/SL