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Aaron Bummer

Aaron Bummer

Atlanta BravesMLB

ID: 607481

42
Outings
946
Total Pitches
51
Strikeouts
14
Walks
3.64
K/BB

Proprietary Metrics

42 games • 946 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 (268)

DateOppPitchesVeloKBBSwStr%TunnelSepPair
2025-08-23NYM1484.8(90.6)000.0%8188
SI/ST
2025-08-17CLE2784.4(91.0)103.7%80100
CU/SI
2025-08-13NYM5186.0(91.6)3111.8%8194
CU/SI
2025-08-09MIA3086.2(92.0)106.7%8382
SI/ST
2025-08-06MIL4588.0(93.2)106.7%8687
SI/ST
2025-08-04MIL2086.5(92.8)105.0%8387
SI/ST
2025-07-29KC2386.0(92.9)114.3%7991
SI/ST
2025-07-25TEX1484.8(91.3)010.0%82100
CU/FF
2025-07-23SF1184.1(93.8)0018.2%87--
2025-07-21SF1488.0(93.1)007.1%84100
CU/SI
2025-07-18NYY1785.6(93.7)105.9%8293
CU/FF
2025-07-12STL3386.7(93.0)109.1%8696
CU/SI
2025-07-10ATH1081.9(91.3)1010.0%---
2025-07-05BAL5285.1(92.9)5119.2%8686
CU/SI
2025-07-02LAA2483.9(91.7)304.2%85100
CU/SI
2025-06-25NYM3585.9(92.4)2014.3%7792
CU/SI
2025-06-20MIA2886.1(92.4)033.6%7998
CU/SI
2025-06-15COL1686.1(91.6)006.3%76100
CU/SI
2025-06-13COL884.4(91.8)000.0%---
2025-06-10MIL1985.5(93.1)010.0%77100
CU/SI
2025-06-05AZ2484.2(91.7)104.2%8492
CU/SI
2025-06-04AZ179.2(79.2)000.0%---
2025-06-01BOS2986.1(93.4)5024.1%7789
CU/SI
2025-05-29PHI2285.6(91.1)209.1%79100
CU/SI
2025-05-22WSH2285.3(92.4)2122.7%81100
CU/SI
2025-05-20WSH2187.3(91.5)014.8%8296
CU/SI
2025-05-17BOS1388.0(92.9)000.0%8438
FF/SI
2025-05-14WSH2185.1(93.1)004.8%81100
CU/SI
2025-05-11PIT1683.4(91.9)016.3%79--
2025-05-09PIT1184.8(92.9)2018.2%83100
CU/SI
2025-05-07CIN2283.9(93.0)2013.6%8386
CU/SI
2025-05-03LAD3686.3(92.1)208.3%8497
CU/SI
2025-04-27AZ2586.1(93.5)018.0%8293
SI/ST
2025-04-25AZ987.0(92.3)1011.1%---
2025-04-22STL4085.8(91.8)3012.5%8289
SI/ST
2025-04-18MIN1884.2(93.0)105.6%8094
CU/SI
2025-04-14TOR2685.3(93.6)2011.5%8291
CU/SI
2025-04-10PHI2287.1(93.5)1213.6%8093
SI/ST
2025-04-09PHI1586.8(93.4)2013.3%82100
FF/ST
2025-04-04MIA2086.6(92.3)200.0%8389
FF/ST
2025-03-29SD1988.3(92.4)205.3%82100
SI/ST
2025-03-27SD2384.3(93.8)004.3%8894
SI/ST
2024-10-01SD2886.3(93.5)117.1%86100
SI/ST
2024-09-30NYM1385.5(93.9)1115.4%83100
FF/ST
2024-09-22MIA1187.2(94.8)1018.2%85--
2024-09-18CIN1587.6(92.3)010.0%85100
SI/ST
2024-09-16LAD1887.4(95.0)0011.1%8789
SI/ST
2024-09-14LAD1489.0(93.2)1014.3%88100
SI/ST
2024-09-11WSH484.0(91.3)1025.0%---
2024-09-09CIN1286.4(93.9)2025.0%85100
SI/ST
2024-09-07TOR1287.9(93.1)100.0%78100
SI/ST
2024-09-05COL2787.7(94.6)3111.1%85100
SI/ST
2024-09-01PHI888.3(93.2)010.0%---
2024-08-29PHI887.8(94.1)010.0%---
2024-08-25WSH2389.0(95.4)1013.0%7990
SI/ST
2024-08-24WSH484.8(94.2)1025.0%---
2024-08-15SF2386.7(93.8)3021.7%81100
SI/ST
2024-08-10COL2189.3(94.6)109.5%8668
SI/ST
2024-08-07MIL1786.3(93.1)3023.5%79100
FF/ST
2024-08-06MIL2388.0(93.6)114.3%89100
SI/ST
2024-08-04MIA1888.9(93.0)005.6%8494
SI/ST
2024-08-02MIA1786.2(94.2)2023.5%84100
SI/ST
2024-07-29MIL2188.8(94.9)104.8%8597
SI/ST
2024-07-26NYM3385.8(94.8)3012.1%85100
SI/ST
2024-07-22CIN3087.7(95.1)3016.7%7797
SI/ST
2024-07-20STL2089.7(95.0)3015.0%8798
SI/ST
2024-07-13SD1889.8(94.7)3016.7%8498
FF/ST
2024-07-07PHI1589.9(94.7)0013.3%83100
SI/ST
2024-07-04SF1590.2(94.6)100.0%8383
SI/ST
2024-07-02SF1685.3(92.9)0012.5%85100
SI/ST
2024-06-30PIT1185.7(93.0)1018.2%78100
SI/ST
2024-06-28PIT2287.8(95.7)309.1%8287
SI/ST
2024-06-24STL1788.5(94.1)1011.8%81100
SI/ST
2024-06-22NYY3589.9(96.3)032.9%8096
SI/ST
2024-06-19DET2887.9(94.3)2010.7%85100
SI/ST
2024-06-15TB2087.7(93.7)3115.0%79100
SI/ST
2024-06-12BAL485.5(93.9)000.0%---
2024-06-09WSH1786.2(94.0)115.9%78100
SI/ST
2024-06-06WSH1388.6(94.7)107.7%83100
SI/ST
2024-06-01ATH1687.7(94.7)1012.5%8198
CU/SI
2024-05-29WSH2386.3(94.4)1017.4%85100
SI/ST
2024-05-25PIT1788.2(95.3)1011.8%84100
SI/ST
2024-05-21CHC2486.6(93.5)000.0%77100
SI/ST
2024-05-17SD2588.3(93.7)200.0%88100
SI/ST
2024-05-14CHC1087.0(93.2)1010.0%83100
SI/ST
2024-05-12NYM2486.4(94.9)2212.5%87100
SI/ST
2024-05-07BOS1588.2(94.1)2013.3%83100
SI/ST
2024-05-03LAD1188.5(94.5)100.0%8382
SI/ST
2024-04-30SEA1486.7(93.4)1014.3%7990
SI/ST
2024-04-28CLE3587.6(94.9)208.6%88100
SI/ST
2024-04-21TEX1688.2(94.7)2012.5%85100
SI/ST
2024-04-16HOU2588.7(94.5)014.0%9096
SI/ST
2024-04-15HOU891.5(94.3)000.0%---
2024-04-12MIA1590.2(94.4)100.0%8596
SI/ST
2024-04-09NYM1990.9(95.2)0010.5%89100
SI/ST
2024-04-08NYM591.4(95.2)000.0%---
2024-04-05AZ1790.9(94.8)1111.8%86100
SI/ST
2024-03-31PHI2087.3(95.3)1010.0%73100
SI/ST
2024-03-29PHI2191.1(94.3)219.5%7869
FC/SI
2023-09-28AZ2088.4(94.4)105.0%74100
SI/ST
2023-09-23BOS2889.8(95.0)1210.7%80100
SI/ST
2023-09-19WSH1989.9(94.7)1110.5%8682
SI/ST
2023-09-16MIN3086.3(95.3)3110.0%81100
FF/ST
2023-09-13KC1785.2(93.5)1111.8%82100
SI/ST
2023-09-12KC2385.2(95.2)4026.1%7986
SI/ST
2023-09-06KC1288.7(94.5)010.0%80100
SI/ST
2023-09-05KC1387.7(95.0)1015.4%87100
SI/ST
2023-09-03DET2688.2(95.2)113.8%68100
SI/ST
2023-08-29BAL2590.5(96.3)128.0%8693
FF/ST
2023-08-26ATH2588.7(94.9)4120.0%7683
FF/ST
2023-08-23SEA2889.3(96.1)3121.4%8280
SI/ST
2023-08-20COL2089.3(95.7)1115.0%8773
SI/ST
2023-08-16CHC1485.9(95.3)1121.4%84100
SI/ST
2023-08-15CHC1486.3(94.1)107.1%84100
SI/ST
2023-08-13MIL1888.8(95.7)020.0%85100
SI/ST
2023-08-11MIL3588.2(95.3)4120.0%80100
SI/ST
2023-08-09NYY1288.6(95.2)118.3%77100
SI/ST
2023-08-05CLE4388.7(96.3)2116.3%8694
SI/ST
2023-08-03TEX2286.9(95.2)1013.6%85100
SI/ST
2023-07-27CLE1787.2(97.0)1017.6%7282
FF/ST
2023-07-26CHC2988.8(95.7)2117.2%8188
SI/ST
2023-07-22MIN986.6(95.7)1022.2%---
2023-07-20NYM2987.0(95.8)113.4%8689
SI/ST
2023-07-16ATL2887.4(95.1)3021.4%8774
SI/ST
2023-07-08STL2086.3(95.3)3010.0%8288
SI/ST
2023-07-06TOR2191.5(96.2)1019.0%8093
SI/ST
2023-07-02ATH3187.8(95.0)2012.9%82100
SI/ST
2023-06-26LAA1287.5(95.6)1116.7%86100
SI/ST
2023-06-25BOS1690.1(96.2)206.3%81100
SI/ST
2023-06-20TEX991.3(97.3)1011.1%---
2023-06-19TEX2291.5(95.7)120.0%8094
SI/ST
2023-06-17SEA2087.7(94.7)3015.0%76100
SI/ST
2023-06-15LAD1293.5(95.6)108.3%---
2023-06-14LAD1093.2(95.2)110.0%---
2023-06-11MIA392.2(95.6)000.0%---
2023-06-08NYY2289.2(95.8)309.1%8798
SI/ST
2023-05-30LAA1486.5(95.0)1028.6%80100
SI/ST
2023-05-29LAA2088.1(95.3)3120.0%77100
SI/ST
2023-05-27DET890.7(96.0)000.0%---
2023-05-25DET2790.7(94.8)003.7%8565
FC/SI
2023-05-21KC1591.0(96.5)2013.3%88100
SI/ST
2023-05-18CLE1187.0(95.9)000.0%83100
SI/ST
2023-05-14HOU1091.7(95.9)000.0%83--
2023-05-12HOU1089.0(95.7)000.0%8680
FC/SI
2023-05-08KC2391.1(95.8)008.7%8689
SI/ST
2023-05-04MIN1691.9(95.6)3031.3%82--
2023-05-03MIN1691.6(94.9)116.3%84100
SI/ST
2023-04-30TB2791.2(95.0)013.7%8796
SI/ST
2023-04-29TB1793.3(95.9)010.0%7677
FC/SI
2023-04-27TB1091.7(95.3)1020.0%90--
2023-04-21TB1492.0(95.5)107.1%77100
SI/ST
2023-04-18PHI1191.3(95.9)1027.3%8067
FC/SI
2023-04-16BAL1990.7(95.9)020.0%7799
SI/ST
2023-04-15BAL894.3(95.9)010.0%---
2023-04-12MIN1590.5(95.2)106.7%80100
SI/ST
2023-04-10MIN1589.6(95.0)106.7%80100
SI/ST
2023-04-08PIT1588.4(94.1)106.7%80100
SI/ST
2023-04-05SF1589.4(95.4)116.7%76100
SI/ST
2023-04-02HOU794.4(95.2)000.0%---
2023-03-30HOU1787.8(96.1)2129.4%78100
SI/ST
2022-10-05MIN1091.6(95.0)1010.0%68--
2022-09-30SD590.7(95.9)100.0%---
2022-09-29MIN795.1(96.1)1028.6%---
2022-09-27MIN1691.3(95.5)006.3%83--
2022-09-25DET1189.8(94.6)109.1%79100
SI/ST
2022-09-22CLE1692.5(96.2)1018.8%8676
FC/SI
2022-09-20CLE1190.7(95.9)009.1%80100
SI/ST
2022-09-17DET1692.8(96.8)1018.8%70100
SI/ST
2022-09-15CLE893.3(96.3)000.0%---
2022-09-11ATH586.2(94.4)000.0%---
2022-09-09ATH1190.6(95.9)109.1%87100
SI/ST
2022-09-07SEA2489.3(96.3)214.2%77100
SI/ST
2022-06-07LAD1092.0(95.3)1110.0%75--
2022-06-05TB1091.5(94.5)100.0%73--
2022-06-04TB1689.2(94.4)1025.0%84100
SI/ST
2022-06-02TOR888.1(94.8)1012.5%---
2022-05-31TOR2391.8(94.3)108.7%83--
2022-05-29CHC890.4(96.5)000.0%---
2022-05-25BOS889.2(95.3)000.0%---
2022-05-24BOS1489.8(95.6)107.1%76100
SI/ST
2022-05-06BOS1392.1(94.7)107.7%84--
2022-05-04CHC1488.5(95.4)000.0%84100
SI/ST
2022-05-03CHC1192.1(95.3)100.0%68--
2022-04-30LAA988.4(95.8)0022.2%---
2022-04-28KC3489.6(95.9)225.9%84100
SI/ST
2022-04-24MIN2690.2(95.5)127.7%8079
SI/ST
2022-04-22MIN1293.3(96.8)010.0%72--
2022-04-20CLE890.0(94.1)100.0%---
2022-04-15TB2588.2(94.9)2016.0%8190
SI/ST
2022-04-12SEA2090.7(97.3)2210.0%84100
SI/ST
2022-04-09DET2489.2(96.2)3025.0%8586
SI/ST
2022-04-08DET2488.8(94.8)2116.7%8088
SI/ST
2021-10-12HOU2288.5(95.3)2113.6%8397
SI/SL
2021-10-10HOU2487.4(96.1)4012.5%8591
SI/SL
2021-10-08HOU1392.9(96.2)107.7%85--
2021-10-02DET1192.6(95.2)000.0%68--
2021-09-28CIN1192.0(95.5)000.0%70--
2021-09-27DET1189.4(93.8)000.0%86100
SI/ST
2021-09-24CLE2087.5(96.0)2015.0%85100
SI/ST
2021-09-23CLE1091.8(95.0)1010.0%76--
2021-09-21DET986.0(95.2)010.0%---
2021-09-19TEX1489.7(95.5)107.1%78100
SI/ST
2021-09-17TEX1692.6(97.5)2018.8%82100
SI/ST
2021-09-14LAA1589.0(96.4)1013.3%84100
SI/ST
2021-09-11BOS1189.9(96.4)2018.2%80100
SI/ST
2021-09-10BOS281.8(82.0)000.0%---
2021-09-09ATH1490.2(95.0)207.1%80100
SI/ST
2021-09-04KC788.9(96.0)0014.3%---
2021-09-01PIT1489.3(95.6)2021.4%83100
SI/ST
2021-08-31PIT1192.1(95.8)000.0%70--
2021-08-25TOR2790.1(96.3)2011.1%8398
SI/ST
2021-08-20TB1791.0(94.4)010.0%84100
SI/ST
2021-08-18ATH2090.5(95.8)115.0%75100
SI/ST
2021-08-15NYY3089.6(96.3)316.7%78100
SI/ST
2021-08-12NYY9-010.0%---
2021-08-10MIN2887.5(96.6)3117.9%78100
SI/ST
2021-08-07CHC1488.4(95.7)2035.7%78100
SI/ST
2021-08-06CHC690.9(95.4)0016.7%---
2021-08-04KC1888.3(95.5)1016.7%75100
SI/ST
2021-08-01CLE789.2(95.5)1014.3%---
2021-07-30CLE1989.2(95.4)1110.5%81100
SI/ST
2021-07-28KC1389.7(96.0)2023.1%78100
SI/ST
2021-07-23MIL2490.5(95.5)120.0%8292
SI/ST
2021-07-19MIN1291.3(97.2)1016.7%84100
SI/ST
2021-07-16HOU2989.5(96.3)1110.3%84100
SI/ST
2021-06-27SEA1693.5(97.3)2025.0%80100
SI/ST
2021-06-23PIT1590.4(97.3)2020.0%8490
SI/ST
2021-06-22PIT2290.4(96.3)1113.6%84100
SI/ST
2021-06-20HOU1292.6(97.5)1116.7%86100
SI/ST
2021-06-16TB1687.9(95.5)1012.5%74100
SI/ST
2021-06-15TB1291.8(96.5)1116.7%76100
SI/ST
2021-06-11DET1989.5(96.2)2121.1%85100
SI/ST
2021-06-09TOR1893.1(97.8)1122.2%79100
SI/ST
2021-06-06DET1292.1(97.8)2025.0%84100
SI/ST
2021-06-03DET1289.0(96.0)2025.0%59100
SI/ST
2021-05-31CLE1190.4(96.8)119.1%86100
SI/ST
2021-05-29BAL1395.8(96.8)020.0%---
2021-05-27BAL1791.9(97.2)205.9%82100
SI/ST
2021-05-26STL1491.7(97.9)2021.4%87100
SI/ST
2021-05-23NYY3291.4(96.8)2012.5%8593
SI/ST
2021-05-18MIN2692.1(97.5)2119.2%89100
SI/ST
2021-05-16KC2293.5(96.3)1113.6%74--
2021-05-14KC1292.5(96.5)1033.3%82--
2021-05-11MIN1494.5(96.6)100.0%76--
2021-05-09KC2291.8(96.6)3013.6%83100
SI/ST
2021-05-07KC1492.5(97.9)2021.4%78100
SI/ST
2021-05-01CLE1493.2(98.9)2021.4%7664
FC/SI
2021-04-30CLE1290.9(97.2)0016.7%77100
SI/ST
2021-04-24TEX1496.9(98.7)100.0%80--
2021-04-23TEX1594.1(97.3)006.7%7273
FC/SI
2021-04-20CLE2393.3(96.3)128.7%8871
FC/SI
2021-04-18BOS891.2(96.1)1012.5%---
2021-04-12CLE1392.5(96.8)117.7%79100
SI/ST
2021-04-11KC1294.2(97.0)118.3%77--
2021-04-07SEA1292.5(96.5)2016.7%81--
2021-04-04LAA2293.0(97.0)119.1%86100
SI/ST
2021-04-01LAA2892.3(96.8)1117.9%87100
SI/ST
2020-10-01ATH2292.9(96.8)114.5%86100
SI/SL
2020-09-29ATH296.3(96.6)000.0%---
2020-09-26CHC1695.1(97.5)1118.8%73--
2020-09-24CLE1193.9(96.8)109.1%86--
2020-08-07CLE3095.3(96.6)020.0%---
2020-08-04MIL1492.3(96.6)207.1%88--
2020-08-02KC1291.9(96.8)2025.0%8366
FC/SI
2020-08-01KC2094.6(97.0)3020.0%7959
FC/SI
2020-07-29CLE1295.4(96.7)2033.3%88--
2020-07-25MIN1495.5(98.3)117.1%85--
2020-07-24MIN2694.1(96.7)217.7%9052
FC/SI