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Robert Stephenson

Robert Stephenson

Los Angeles AngelsMLB

ID: 596112

12
Outings
151
Total Pitches
10
Strikeouts
2
Walks
5.00
K/BB

Proprietary Metrics

12 games • 151 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 (189)

DateOppPitchesVeloKBBSwStr%TunnelSepPair
2025-09-19COL1489.0(97.2)2035.7%8267
FC/FF
2025-09-17MIL1088.6(96.9)2030.0%78--
2025-09-11SEA1488.3(97.3)2035.7%8521
FC/SL
2025-09-10MIN787.6(87.9)1028.6%---
2025-09-08MIN2488.6(95.9)0116.7%8466
FC/FS
2025-09-06ATH589.4(95.3)000.0%---
2025-09-03KC1588.3(96.3)006.7%83--
2025-08-29HOU1989.1(96.7)1110.5%8272
FC/FF
2025-08-27TEX2089.4(95.8)0010.0%8664
FC/FF
2025-08-22CHC889.4(96.5)000.0%---
2025-05-30CLE383.6(83.8)0033.3%---
2025-05-28NYY1289.2(98.5)2050.0%80--
2023-09-30TOR991.1(97.8)1033.3%---
2023-09-27BOS1491.4(97.5)3042.9%8480
FC/FF
2023-09-19LAA1689.0(97.8)1025.0%8455
FC/FS
2023-09-17BAL1591.3(98.3)1020.0%8376
FC/FF
2023-09-14BAL1289.0(90.5)1016.7%7949
FC/FS
2023-09-13MIN388.8(89.8)1033.3%---
2023-09-10SEA1488.9(96.1)2050.0%85--
2023-09-09SEA488.5(90.3)1025.0%---
2023-09-06BOS1089.2(90.4)1040.0%87--
2023-09-03CLE1288.4(89.9)2025.0%8854
FC/FS
2023-09-02CLE1388.2(90.5)3030.8%---
2023-08-29MIA1891.2(97.6)1016.7%8975
FC/FF
2023-08-27NYY991.5(96.6)1033.3%---
2023-08-26NYY1290.9(97.7)2041.7%87--
2023-08-22COL1194.0(97.6)1036.4%8269
FC/FF
2023-08-18LAA1089.4(90.8)3070.0%86--
2023-08-13CLE1691.0(97.0)2025.0%8554
FC/FF
2023-08-11CLE589.6(90.5)1040.0%---
2023-08-09STL1290.3(97.2)008.3%8468
FC/FF
2023-08-06DET2491.2(97.5)3120.8%8564
FC/FF
2023-08-05DET1789.0(96.6)1023.5%78--
2023-07-31NYY1189.2(96.6)2027.3%85--
2023-07-28HOU1190.5(97.9)1036.4%78--
2023-07-26MIA2189.9(96.4)1119.0%8871
FC/FF
2023-07-20BAL1189.6(97.3)1036.4%82--
2023-07-18TEX1090.0(91.4)2040.0%85--
2023-07-09ATL1190.9(98.2)3072.7%87--
2023-07-06PHI1188.4(96.4)1045.5%84--
2023-07-05PHI1289.4(97.0)1025.0%8847
FC/FS
2023-07-01SEA2390.0(97.9)1126.1%8354
FC/FS
2023-06-29AZ2089.0(96.7)2025.0%8660
FC/FS
2023-06-27AZ992.1(97.2)2055.6%---
2023-06-23KC1290.4(95.5)118.3%8865
FC/FF
2023-06-22KC1591.8(97.6)1026.7%8370
FC/FF
2023-06-20BAL1390.5(97.2)1030.8%8556
FC/FF
2023-06-18SD1090.3(98.0)2050.0%77--
2023-06-15ATH486.9(87.6)1075.0%---
2023-06-13ATH1789.4(98.1)115.9%7969
FF/SL
2023-06-12ATH1089.6(97.1)1020.0%8188
FF/SL
2023-06-07MIN1390.1(97.9)107.7%8067
FF/SL
2023-06-04BOS2390.3(97.5)124.3%8696
FF/SL
2023-06-03BOS788.3(96.6)1042.9%---
2023-05-31SF1590.4(97.7)2013.3%8267
FF/SL
2023-05-28SEA1487.7(98.8)1014.3%74--
2023-05-24TEX385.8(86.2)1066.7%---
2023-05-21AZ1690.6(99.7)016.3%7098
FF/SL
2023-05-20AZ1889.6(97.1)1022.2%8785
FF/SL
2023-05-17DET1589.9(97.3)2120.0%7499
FF/SL
2023-05-13BAL1189.2(97.7)109.1%8398
FF/SL
2023-05-10COL3589.2(97.9)2211.4%73100
FF/SL
2023-05-09COL1389.6(97.1)0115.4%7382
FF/SL
2023-05-04TB1688.6(97.9)1118.8%77100
FF/SL
2023-04-29WSH889.5(96.6)1012.5%---
2023-04-26LAD1090.0(97.5)1010.0%8089
FF/SL
2023-04-25LAD986.4(97.3)0022.2%---
2023-04-21CIN1289.0(97.2)0025.0%7782
FF/SL
2023-04-20CIN487.7(96.8)1025.0%---
2023-04-18COL2285.6(97.9)109.1%81--
2023-04-15STL1287.2(97.7)110.0%7497
FF/SL
2023-04-14STL883.7(87.5)1037.5%---
2022-10-04STL1186.9(98.6)109.1%66--
2022-10-02STL1687.4(97.2)1125.0%7995
FF/SL
2022-09-26CIN1489.6(97.0)1035.7%82100
FF/SL
2022-09-22CHC1686.9(98.0)2012.5%7999
FF/SL
2022-09-20NYY2486.6(98.1)2029.2%7897
FF/SL
2022-09-18NYM2284.6(96.5)1022.7%70100
FF/SL
2022-09-15NYM983.8(94.2)0011.1%---
2022-09-12CIN1588.0(97.9)3040.0%75100
FF/SL
2022-09-10STL1292.1(97.6)108.3%83100
FF/SL
2022-09-09STL1384.4(95.7)107.7%75--
2022-09-06NYM1890.1(95.5)2011.1%7986
FF/SL
2022-09-03TOR2386.8(97.9)208.7%7593
FF/SL
2022-08-31MIL1689.9(98.6)100.0%73100
FF/SL
2022-08-24TEX3387.6(96.8)2018.2%7590
FF/SL
2022-08-21SF689.4(98.4)1033.3%---
2022-08-18STL3388.0(95.6)1012.1%82100
FF/SL
2022-08-13AZ1190.5(97.4)000.0%7682
FF/SL
2022-08-10STL1790.5(97.1)1017.6%7489
FF/SL
2022-08-07AZ1792.7(98.2)1111.8%83100
FF/SL
2022-08-05AZ997.3(99.8)1022.2%---
2022-08-02SD1988.7(97.7)010.0%73100
FF/SL
2022-07-31LAD1891.7(98.2)100.0%7590
FF/SL
2022-07-29LAD594.4(97.4)000.0%---
2022-07-27CWS1292.1(98.1)2016.7%7694
FF/SL
2022-07-23MIL1592.6(97.7)1026.7%81100
FF/SL
2022-07-22MIL1589.8(99.0)1013.3%79100
FF/SL
2022-07-17PIT1593.5(98.6)1020.0%7783
FF/SL
2022-07-15PIT1493.0(97.7)007.1%7686
FF/SL
2022-07-13SD1992.1(98.1)2015.8%7687
FF/SL
2022-07-12SD1690.0(97.4)1012.5%7886
FF/SL
2022-07-08AZ795.1(98.6)1014.3%---
2022-07-07AZ1592.5(96.7)016.7%74100
FF/SL
2022-07-03AZ891.9(95.9)000.0%---
2022-07-01AZ3190.3(97.6)019.7%8081
FF/SL
2022-06-26MIN1388.9(97.6)2030.8%7897
FF/SL
2022-06-22MIA489.2(96.7)000.0%---
2022-06-19SD2492.3(99.1)1012.5%8175
FF/SL
2022-06-16CLE890.9(97.7)000.0%---
2022-06-14CLE1290.5(97.4)1116.7%7984
FF/SL
2022-06-11SD1893.4(97.8)1016.7%7490
FF/SL
2022-06-09SF2093.5(99.7)1010.0%7996
FF/SL
2022-06-05ATL2991.3(98.1)3027.6%7692
FF/SL
2022-06-02ATL990.8(97.1)1022.2%---
2022-06-01MIA2586.0(97.7)0212.0%75100
FF/SL
2022-05-29WSH1190.1(96.0)1018.2%76100
FF/SL
2022-05-28WSH1591.7(97.9)0013.3%7591
FF/SL
2022-05-21NYM2489.1(98.4)1016.7%7689
FF/SL
2022-05-18SF1393.9(98.0)100.0%8780
FF/SL
2022-05-17SF2390.5(99.0)318.7%7694
FF/SL
2022-05-15KC196.6(96.6)000.0%---
2022-05-11SF790.0(96.5)1028.6%---
2022-05-09SF2191.5(98.4)010.0%72100
FF/SL
2022-05-06AZ596.8(97.6)000.0%---
2022-05-05WSH1593.1(98.4)0113.3%77100
FF/SL
2022-05-01CIN795.0(98.0)1028.6%---
2022-04-27PHI2988.0(97.7)006.9%73100
FF/SL
2022-04-23DET2588.0(97.9)128.0%71100
FF/SL
2022-04-20PHI1391.9(97.9)1023.1%7996
FF/SL
2021-10-02AZ1988.8(98.7)005.3%77100
FF/SL
2021-09-27WSH990.8(97.3)1011.1%---
2021-09-26SF790.7(97.0)100.0%---
2021-09-24SF1590.2(97.8)2013.3%7499
FF/SL
2021-09-22LAD885.3(95.8)1012.5%---
2021-09-21LAD988.0(95.9)2022.2%---
2021-09-18WSH1792.1(98.6)015.9%72100
FF/SL
2021-09-15ATL2189.8(97.5)2019.0%82100
FF/SL
2021-09-07SF2590.4(97.9)118.0%71100
FF/SL
2021-09-06SF696.1(96.4)000.0%---
2021-09-04ATL588.1(97.1)100.0%---
2021-09-01TEX3186.8(96.3)109.7%71100
FF/SL
2021-08-30TEX1788.7(99.0)3023.5%74100
FF/SL
2021-08-28LAD1494.3(98.3)100.0%81100
FF/SL
2021-08-25CHC1088.3(96.1)010.0%72100
FF/SL
2021-08-22AZ2589.2(96.8)2116.0%73100
FF/SL
2021-08-20AZ1988.4(96.3)2015.8%6999
FF/SL
2021-08-15SF1591.2(98.0)106.7%70100
FF/SL
2021-08-13SF2392.3(98.5)004.3%61100
FF/SL
2021-08-10HOU2589.6(97.0)0112.0%65100
FF/SL
2021-08-07MIA487.5(96.0)1025.0%---
2021-08-06MIA1791.5(98.4)3011.8%65100
FF/SL
2021-06-18MIL1293.5(97.3)020.0%70--
2021-06-16SD1488.0(97.9)2014.3%69100
CU/FF
2021-06-11CIN2285.7(96.8)119.1%67100
CU/FF
2021-06-10MIA1587.7(96.6)016.7%77100
CU/FF
2021-06-04ATH2088.1(98.7)135.0%80100
CU/FF
2021-06-03TEX1186.3(97.7)2027.3%71100
CU/FF
2021-05-29PIT988.1(99.0)1022.2%---
2021-05-25NYM2786.7(99.3)2114.8%62100
CU/FF
2021-05-19SD2187.4(98.6)219.5%75100
CU/FF
2021-05-15CIN1888.6(99.8)1216.7%67100
CU/FF
2021-05-13CIN1886.1(97.9)1016.7%72100
CU/FF
2021-05-12SD887.2(98.2)000.0%---
2021-05-09STL1388.0(96.9)007.7%76100
CU/FF
2021-05-05SF1382.4(97.5)1023.1%71--
2021-05-04SF890.8(97.5)1025.0%---
2021-04-29AZ2688.5(97.9)1119.2%72100
CU/FF
2021-04-27SF1590.9(96.8)1013.3%61100
CU/FF
2021-04-25PHI1192.8(98.0)109.1%69--
2021-04-21HOU1287.1(97.0)1025.0%75100
CU/FF
2021-04-20HOU2091.7(97.2)105.0%7884
FF/SL
2021-04-18NYM1191.4(97.6)2027.3%6894
FF/SL
2021-04-13LAD2492.5(98.5)1012.5%7978
FF/SL
2021-04-11SF297.2(97.6)000.0%---
2021-04-09SF2589.6(98.2)114.0%73100
FF/SL
2021-04-06AZ2088.2(95.9)1015.0%7599
FF/SL
2021-04-04LAD2292.6(97.4)109.1%7373
FF/SL
2021-04-02LAD987.8(97.0)1022.2%---
2020-09-26MIN1283.8(84.6)1041.7%9316
CU/SL
2020-09-19CWS2287.7(95.9)2018.2%8383
FF/SL
2020-09-13STL2688.1(95.8)1211.5%8085
CU/FF
2020-09-10CHC1586.4(95.6)2026.7%7872
FF/SL
2020-09-08CHC1188.5(96.2)1018.2%7298
FF/SL
2020-08-30CHC3286.2(94.4)2115.6%7197
FF/SL
2020-08-28CHC1587.6(94.8)1020.0%7863
FF/SL
2020-08-27MIL1685.5(94.7)1025.0%7091
FF/SL
2020-08-24MIL1988.5(96.3)1010.5%7790
FF/SL
2020-07-25DET888.1(95.0)1012.5%---