Page Information
Current Status
High Level
Proper Name
Kelvin De jesus Herrera
Stat Years
2008-2019  [mlb] 2011-2019
Height/Weight
5-10 / 155
Bats/Throws
Right / Right
Positions
P (603)
Draft Position
P
Born Date/Place
High School
None listed
Colleges
Draft
Signed as undrafted free agent by the Kansas City Royals in 2006
Bonus
Signing Scouts
Daruys Nin,Rafael Vasquez
MLB Debut
2011-09-21 - Boxscore  (Age: 21.264)
Service Time
7.157 (2019)
Organizations
KCA [11] CHA [1] WAS [1]
ID Numbers
tbc id: 143327 ... retro id: herrk001 ... mlbam id: 516969
Relations
Pitch Repertoire
TBC Apps
Active Talent RatingsPitchingStrikeouts63Walks64Hittable58SO/BB70vsPower58Hitting0Durability74Team.485Ratings Explained
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Career Pitching Statistics

top csv share Sort Research Applications: MLB Stats | Minor Stats | College Stats | Draft Research
  • Grid Filters
  • MLB
  • Minors
  • Full Season
  • Short Season
  • AAA
  • AA
  • A+
  • A
  • A-
  • Rookie
  • College
  • Indy/Intl/+
  • YearTeam NameLgLvlOrgUnifAgeExpDetailWLERAGGSCGSHOGFGRSVIPHRERHRBBSOWPBKHBWHIPH9HR9BB9SO9RA9SO BBWPCT
    2008Burlington RoyalsAppRkkca-181---221.421180003050.24817805452101.058.530.000.897.993.029.00.500
    2008Burlington BeesMidwAkca36181---202.13310012012.213430271001.189.240.001.424.972.843.501.000
    2008Minor Totals: KCAbyYearA/Rk----182---421.571490015063.361211107523101.088.700.001.007.423.007.43.667
    2009Burlington BeesMidwAkca46192---100.0011000005.03000010000.605.400.000.001.800.000.001.000
    2009Minor Totals: KCAbyYearA----191---100.0011000005.03000010000.605.400.000.001.800.002.001.000
    2010Burlington BeesMidwAkca45203---234.35880000041.1382020215401041.288.270.443.278.714.352.67.400
    2010Minor Totals: KCAbyYearA----201---234.38880000041.3382020215401041.298.320.443.288.764.382.67.400
    2011Wilmington Blue RocksCaroA+kca-214---210.61800068114.281112120000.684.910.611.237.360.616.00.667
    2011Northwest Arkansas NaturalsTexAAkca13214---401.75230001723736.0229746400110.785.501.001.5010.002.256.671.000
    2011Omaha Storm ChasersPCLAAAkca43214---102.12140001014617.0125417180001.126.350.533.719.532.652.571.000
    2011Kansas City RoyalsALMLBkca40214Log - Sp - Ext - Perf0113.5020000202.02331000011.009.004.500.000.0013.500.00.000
    2011Minor Totals: KCAbyYearA+/AAA/AA----213---711.614500033451467.7421512615700110.855.630.802.019.382.014.67.875
    2011MLB Totals: KCAbyYearMLB----211Log - Sp - Ext - Perf0113.5020000202.02331000011.009.004.500.000.0013.502.00.000
    2012Kansas City RoyalsALMLBkca40225Log - Sp - Ext - Perf432.35760001076384.1792422421773121.198.430.432.248.222.563.67.571
    2012MLB Totals: KCAbyYearMLB----221Log - Sp - Ext - Perf432.35760001076384.3792422421773121.198.450.432.258.242.573.67.571
    2013Northwest Arkansas NaturalsTexAAkca-236---000.0020000202.01000050000.504.500.000.0022.500.000.00.000
    2013Omaha Storm ChasersPCLAAAkca37236---011.131030077216.062216220020.753.380.563.3812.381.133.67.000
    2013Kansas City RoyalsALMLBkca40236Log - Sp - Ext - Perf573.86590001659258.1482725921745021.187.411.393.2411.424.173.52.417
    2013Minor Totals: KCAbyYearAA/AAA----232---011.001230079218.072216270020.723.500.503.0013.501.004.50.000
    2013MLB Totals: KCAbyYearMLB----231Log - Sp - Ext - Perf573.87590001659258.3482725921745021.197.441.393.2511.464.183.52.417
    2014Kansas City RoyalsALMLBkca40247Log - Sp - Ext - Perf431.41700001270070.0541211026591031.146.940.003.347.591.542.27.571
    2014MLB Totals: KCAbyYearMLB----241Log - Sp - Ext - Perf431.41700001270070.0541211026591031.146.940.003.347.591.542.27.571
    2015Kansas City RoyalsALMLBkca40258Log - Sp - Ext - Perf432.7172000872069.2522321526644021.126.720.653.368.272.972.46.571
    2015MLB Totals: KCAbyYearMLB----251Log - Sp - Ext - Perf432.7372000872069.7522321526644021.136.760.653.388.322.992.46.571
    2016Kansas City RoyalsALMLBkca40269Log - Sp - Ext - Perf262.757200023721272.0572322612863030.967.130.751.5010.752.887.17.250
    2016MLB Totals: KCAbyYearMLB----261Log - Sp - Ext - Perf262.757200023721272.0572322612863030.967.130.751.5010.752.887.17.250
    2017Kansas City RoyalsALMLBkca402710Log - Sp - Ext - Perf334.256400048642659.1603328920562011.359.101.373.038.495.012.80.500
    2017MLB Totals: KCAbyYearMLB----271Log - Sp - Ext - Perf334.266400048642659.3603328920562011.359.141.373.058.535.032.80.500
    2018Kansas City RoyalsALMLBkca402811Log - Sp - Ext - Perf111.052700021271425.2193322220000.826.660.700.707.711.0511.00.500
    2018Washington NationalsNLMLBwas402811Log - Sp - Ext - Perf124.34210001121318.2249948160111.7111.571.933.867.714.342.00.333
    2018MLB Totals: KCA-WASbyYearMLB----282Log - Sp - Ext - Perf232.454800032481744.3431212610380111.208.781.222.047.762.453.80.400
    2019Charlotte KnightsILAAAcha---2912---0112.0031000203.05442020001.6715.006.000.006.0012.000.00.000
    2019Chicago White SoxALMLBcha412912Log - Sp - Ext - Perf336.14570001657151.1603635823538211.6210.521.404.039.296.312.30.500
    2019Minor Totals: CHAbyYearAAA----291---0112.0031000203.05442020001.6715.006.000.006.0012.002.00.000
    2019MLB Totals: CHAbyYearMLB----291Log - Sp - Ext - Perf336.16570001657151.3603635823538211.6210.571.414.059.336.342.30.500
    MLB Totals (10 yrs)27323.1552000016552061511.345519317948159507264161.208.010.852.808.933.403.19.458
    American League Totals (9 yrs)26303.1149900015449958492.743118417044151491263151.187.880.802.768.983.363.25.464
    National League Totals (1 yrs)124.45210001121318.7249948160111.7611.871.983.967.914.452.00.333
    Minor League Totals1482.23832200416116198.3156624911431924271.007.090.501.958.722.824.47.636
    Minor: Rk Totals221.431180003050.74817805452101.068.610.000.908.073.059.00.500
    Minor: A Totals533.5112100012059.0542423217482041.208.240.312.597.323.662.82.625
    Minor: A+ Totals210.63800068114.781112120000.705.070.631.277.610.636.00.667
    Minor: AA Totals401.66250001725738.0239746450110.765.450.951.4210.662.137.501.000
    Minor: AAA Totals122.50274001723836.0231110413420021.005.751.003.2510.502.753.23.333
    Kansas City Royals Totals (8 yrs)23272.7544200013844257441.337114813536128438181141.137.570.732.618.943.023.42.460
    Chicago White Sox Totals (1 yrs)336.16570001657151.3603635823538211.6210.571.414.059.336.342.30.500
    Washington Nationals Totals (1 yrs)124.45210001121318.7249948160111.7611.871.983.967.914.452.00.333
    Glossary:
    Year Context-dependent but usually self-evident. (Season, Draft Year etc) Team Name Contextual to the grid but usually self-evident. Draft = Drafted team. Lg League Org Major League Parent Organization. For college teams, might include RPI (Ratings Percentage Index) Unif Uniform Number, if available Age Player's age for the selected season or as of a current date if in YY.DDD format. Exp Experience in # of years. For Player stats, refers to nth PRO season. Count is ontextual to the purpose of the grid Detail Includes links to additional MLB stat detail including Game Logs, Splits and Extended Statistics W Wins (Pitcher or Team) L Losses (Pitcher or Team) ERA Earned Run Average ( (9/IP)*ER ) G Games Played (or Pitched) GS Games Started CG Complete Games SHO Shutouts GF Games Finished GR Games Relieved SV Saves IP Innings Pitched H Hits R Runs ER Earned Runs HR Home Runs BB Walks SO Strikeouts WP Wild Pitches BK Balks HB Hit Batsmen from pitcher perspective WHIP Walks and Hits per Inning Pitched ( (H+BB) / IP ) H9 Hits allowed per 9 innings ( (9/IP) * H ) HR9 Home Runs allowed per 9 innings ( (9/IP) * HR ) BB9 Walks per 9 innings ( (9/IP) * BB ) SO9 Strikeouts per 9 innings ( (9/IP) * SO ) RA9 Runs Against per 9 innings ( (9/IP) * R ) SO BB Strikeouts to Walk ratio ( SO/BB ) WPct Winning Percentage (W/(W+L))

    Career Batting Statistics

    top csv share Sort Research Applications: MLB Stats | Minor Stats | College Stats | Draft Research
  • Grid Filters
  • MLB
  • Minors
  • Full Season
  • Short Season
  • AAA
  • AA
  • A+
  • A
  • A-
  • Rookie
  • College
  • Indy/Intl/+
  • YearTeam NameLgLvlOrgUnifAgePosDetailExpGABRH2B3BHRRBISBCSBBSOHPSHSFIWDPAVGOBPSLGOPSPATBXBHsecAISObabipBB%SO%SOBBABHRHR%XBH%
    2013Kansas City RoyalsALMLBkca4023pL-S-E-P1590000000000000000.000.000.000.000000.000.000.0000.000.000.000.00.000.0
    2016Kansas City RoyalsALMLBkca4026pL-S-E-P270000000000000000.000.000.000.000000.000.000.0000.000.000.000.00.000.0
    2017Kansas City RoyalsALMLBkca4027pL-S-E-P360000000000000000.000.000.000.000000.000.000.0000.000.000.000.00.000.0
    2019Chicago White SoxALMLBcha4129pL-S-E-P430000000000000000.000.000.000.000000.000.000.0000.000.000.000.00.000.0
    MLB Totals (4 yrs)750000000000000000.000.000.000.000000.000.000.0000.000.000.000.00.000.0
    American League Totals (4 yrs)750000000000000000.000.000.000.000000.000.000.0000.000.000.000.00.000.0
    Kansas City Royals Totals (3 yrs)720000000000000000.000.000.000.000000.000.000.0000.000.000.000.00.000.0
    Chicago White Sox Totals (1 yrs)30000000000000000.000.000.000.000000.000.000.0000.000.000.000.00.000.0
    Glossary:
    Year Context-dependent but usually self-evident. (Season, Draft Year etc) Team Name Contextual to the grid but usually self-evident. Draft = Drafted team. Lg League Org Major League Parent Organization. For college teams, might include RPI (Ratings Percentage Index) Unif Uniform Number, if available Age Player's age for the selected season or as of a current date if in YY.DDD format. Pos Defensive Position Detail Includes links to additional MLB stat detail including Game Logs, Splits and Extended Statistics Exp Experience in # of years. For Player stats, refers to nth PRO season. Count is ontextual to the purpose of the grid G Games Played (or Pitched) AB At Bats R Runs H Hits 2B Doubles 3B Triples HR Home Runs RBI Runs Batted In SB Stolen Bases (Total) CS Caught Stealings BB Walks SO Strikeouts HP Hit by Pitch SH Sacrifice Hits SF Sacrifice Flies IW Intentional Walks DP Grounded into Double Play (Offense) Double Plays Participation (Defense) AVG Batting Average ( H/AB ) OBP On Base Percentage ( H+BB+HBP / (AB+BB+HBP+SF) SLG Slugging Percentage ( TB / AB ) OPS On Base Plus Slugging (OBP + SLG) PA Plate Appearances TB Total Bases (Singles + (2*Doubles) + (3*Triples) + (4*Home Runs)) XBH Extra Base Hits (Doubles+Triples+Home Runs) secA Seconday Average. Measures extra bases earned by player (BB+(TB-H)+(SB-CS) / AB ISO Isolated Power. Measures the portion of a slugging percentage that is for extra base hits. (SLG-BAVG). babip Batting Average on Balls Put in Play. (H/(AB-SO)) XBH% Extra Base Hit Percentage (XBH/H)

    Career Fielding Statistics

    top csv share Sort Research Applications: MLB Stats | Minor Stats | College Stats | Draft Research
  • Grid Filters
  • MLB
  • Minors
  • Full Season
  • Short Season
  • AAA
  • AA
  • A+
  • A
  • A-
  • Rookie
  • YearTeam NameLgLvlAgepositGGSINNPOAEDPTCTSCFPCTRFGRFITeam SharePlayer ShareTeam Rank
    2008Burlington RoyalsAppRk18P1100.0550010101.0000.900.0016.9100.012
    2008Burlington BeesMidwA18P300.0000000.0000.000.002.2100.022
    2009Burlington BeesMidwA19P100.0000000.0000.000.000.7100.027
    2010Burlington BeesMidwA20P800.03400771.0000.900.005.9100.017
    2011Wilmington Blue RocksCaroA+21P800.0000000.0000.000.005.8100.016
    2011Northwest Arkansas NaturalsTexAA21P2300.02500771.0000.300.0016.8100.07
    2011Omaha Storm ChasersPCLAAA21P1400.0001010.0000.000.009.9100.013
    2011KC RoyalsALMLB21p202.00200221.0001.001.001.2100.021
    2012KC RoyalsALMLB22P76084.1890117171.0000.200.2046.9100.01
    2013NW Arkansas NaturalsTexAA23P200.0000000.0000.000.001.4100.024
    2013Omaha Storm ChasersPCLAAA23P1000.00200221.0000.200.006.9100.018
    2013KC RoyalsALMLB23P59058.1441098.8890.100.1436.4100.03
    2014KC RoyalsALMLB24P70070.0580013131.0000.200.1943.2100.02
    2015KC RoyalsALMLB25P72069.2560011111.0000.200.1644.4100.01
    2016KC RoyalsALMLB26P72072.02701991.0000.100.1344.4100.01
    2017KC RoyalsALMLB27P64059.12100012121.0000.200.2039.5100.03
    2018KC RoyalsALMLB28P27025.20100111.0000.000.0416.7100.012
    2018WashingtonNLMLB28P21018.21100221.0000.100.1113.0100.016
    2019Charlotte KnightsILAAA29P300.0000000.0000.000.002.2100.027
    2019Chi White SoxALMLB29P57051.12200441.0000.100.0835.4100.04
    MLB Totals - (P)52005092950128079.9880.200.160.00.00
    AAA Totals - (P)2700021032.6670.100.000.00.00
    AA Totals - (P)25002500771.0000.300.000.00.00
    A+ Totals - (P)800000000.0000.000.000.00.00
    A Totals - (P)12003400771.0000.600.000.00.00
    Rk Totals - (P)1100550010101.0000.900.000.00.00
    Glossary:
    Year Context-dependent but usually self-evident. (Season, Draft Year etc) Team Name Contextual to the grid but usually self-evident. Draft = Drafted team. Lg League Age Player's age for the selected season or as of a current date if in YY.DDD format. G Games Played (or Pitched) GS Games Started Inn Innings in a game or Innings played at position PO Putouts A Fielding assists E Errors DP Grounded into Double Play (Offense) Double Plays Participation (Defense) TC Total Chances (PO+A+E) TSC Total Successful Chances (PO+A) FPCT Fielding Percentage (TSC/TC) RFg Range Factor by Game (Total Successful Chances/Games) Rfi Range Factor by Inning (Total Successful Chances/Innings) Team Share Share of team's games played at that position. Will add up to more than 100% since the formula is player games at position / team games. Player Share Share of player's games played at that position Team Rank Rank of games for team at that position.

    Fielding Positional Grid by Year

    top csv share Sort Research Applications: MLB Stats | Minor Stats | College Stats | Draft Research
    YearCategoryPC1B2B3BSSLFCFRFOFDH
    2008Minor14----------
    2009Minor1----------
    2010Minor8----------
    2011MLB2----------
    2011Minor45----------
    2012MLB76----------
    2013MLB59----------
    2013Minor12----------
    2014MLB70----------
    2015MLB72----------
    2016MLB72----------
    2017MLB64----------
    2018MLB48----------
    2019MLB57----------
    2019Minor3----------
    Totals603----------