Mark Williamson

Retired
High Level
MLB
Years
1982-1994 (1987-1994)
Proper Name
Mark Alan Williamson
Positions
P (564)
Height / Weight
6-0 / 172
Bats / Throws
Right / Right
Birthdate
July 21,1959   Age:  66.326
High School
Mount Miguel (Spring Valley,CA)
Colleges
San Diego State University (San Diego,CA), Grossmont College (El Cajon,CA)
Drafted/Signed
MLB Debut
MLBAM ID
Retrosheet#
willm004
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Games - Pitching

CSV
Glossary
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1987BAL6120593689.4712239.3615363.30.03355915293930444011.2113.15.81.9194337.0041.00
1988BAL37102271158.3851126.29722127.020.011141615171414188210069.048.26.91.8111553.2054.30
1989BAL65006538105.6673728.56912950.0--00002931453233340.0107.1--1.72443
1990BAL4900491582.8002524.5108140.0--011221129341762000.085.1--1.71933
1991BAL6500652155.5002837.43112430.0--00127734371922130.080.1--1.23148
1992BAL120012500--210.1670100.0--00123465300010.018.2--1.6410
1993BAL4810471275.5832424.50011012.10.01337112125271021223.284.13.71.8233138.0043.00
1994BAL282026431.750820.2863117.10.023511141518124100012.055.16.02.1172141.5040.00
Tot: 3651523501424635.568157208.4305321214.113.31724324465961862171232013101096.3593.36.41.714824448.4749.87
g: Games Pitched ... gs: Games Started ... cg: Complete Games ... gr: Games Relieved ... gf: Games Finished ... w: Wins ... l: Losses ... wpct: Win Percentage ... tm-w: Team Wins in games pitched ... tm-l: Team losses in games pitched ... tm-w%: Team win% when pitching ... hold: Holds ... sv: Saves ... blsv: Blown Saves ... gs%: Games Started% ... cg%: Complete Games% ... inn#: Appearances in this inning ... innx: Appearances in 13th+ inning ... ip-s: Innings Pitched as Starter ... ip-r: Innings Pitched as Reliever ... avg_st: Average innings pitched per start ... avg_rel: Average innings pitched per relief appearance ... lmi: Left game mid-inning ... emi: Entered game mid-inning ... gsc1: Average Game Score using Bill James Formula (as starter) ... gsc2: Average Game Score using Tom Tango formula (as starter)

On Base - Pitching

CSV
Glossary
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1987BAL61520468166191.319.36712241365140901731266073200691927.542524838115.0
1988BAL37507459167182.329.359125402201308129114108368000772228.576221731220.2
1989BAL65445403137154.308.34610530220150811824101110310057915.792622934515.4
1990BAL4934330293107.271.312652804270421328810043100371335.144517223112.6
1991BAL65357316122142.342.3988735020140601629116152200511529.4110918626715.7
1992BAL1279672729.342.36716110101013111410100001317.6924456717.9
1993BAL48386349131148.339.3831062508090762505111113110047817.022218627015.6
1994BAL2829127094103.323.35475172243049152990062100341338.243113018413.6
Tot: 36529282634937103.320.36170122792711760492134136269536322280038510025.9731341413205715.7
G: Games ... PA: Plate Appearances ... AB: At Bats ... ONBS: On base (H+BB+HBP) ... ONBS2: All On Base (H+BB+HBP+ERROR+FC+FO) ... OBP: On Base Percentage ... OBP2: On Base Percentage for ONBS2 ... H: Hits ... BB: Walks ... HBP: Hit by Pitch ... ROE: Reached on Error ... FC: Fielder`s Choice ... FO: Forceouts ... CI: Catcher`s Interference ... SGL: Singles ... DBL: Doubles ... TPL: Triples ... HR: Home Runs ... IFH: Infield Hits ... BNT: Bunts ... B-H: Bunt hits ... PH-H: Pinch Hits ... PH-HR: Pinch hit home runs ... HR1: Solo home runs ... HR2: 2-run Homers ... HR3: 3-run Homers ... HR4: Grand Slams ... IPHR: Inside the park homers ... RBI: Runs batted in ... HR-RBI: RBIS on Home Runs ... HR-RBI%: % of RBIs on Home Runs ... RBI2: Runs batted in on outs ... BB4: Walks on 4 pitches ... BB1OP: Walks with 1st base open ... RON: PA with runners on ... BR: # of Baserunners ... RBI%: % of opportunities with RBI ... OPP: RBI Opportunities Points ... CONV: RBIs points converted ... CONV%: Converted% ... LDOF: Leadoff ... OB: Leadoff onbase ... LD-OB%: Leadoff onbase% ... LAST: Last batter of game ... WOH: Walk-off Hits ... WOHR: Walk-off Home Runs

Outs - Pitching

CSV
Glossary
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1987BAL61520468141641031.59813193281923087314.0427305141710116.820132503863354245
1988BAL37507459171221440.8510415253411662746913.61944250136787.717130473548588462
1989BAL654454032961161250.936541192781671255512.36644110151210012.012631432561505965
1990BAL4934330223397761.2846141622411913106017.491043172796813.215331371530363541
1991BAL6535731622493811.154518182371202775314.856371601487211.110216402540294829
1992BAL1279675016200.8015325821431417.7241130131618.800510297106
1993BAL4838634911115781.474810202491371994511.6614311409108212.217323284341466049
1994BAL282912702082850.9642271618410783289.626199434537.55317422922384034
Tot: 365292826348658057121.13446131135189910291404939713.56573029511766957012.19619185297212314299378331
G: Games ... PA: Plate Appearances ... AB: At Bats ... Outs: Outs ... GO: Groundouts ... AO: Air Outs ... ratio: Groundouts/Airouts ... FLY: Flyballs ... LO: Lineouts ... POP: Popouts ... OUT_IF: Infield Outs ... OUT_OF: Outfield Outs ... OUT_PR: Productive Outs ... RBI_OUT: RBIs on outs ... SO: Strikeouts ... SO%: Strikeout% ... SO3: Struck out on 3 pitches ... SW: Strikeouts swinging ... CAL: Strikeouts looking ... FC: Reached on fielders choice ... FO: Reached on forceout ... GDP: Grounded into Double Play ... OPP: Double play opportunities ... GDP%: Grounded into double play% ... LOC1-9: Balls hit to position location

Baserunning - Pitching

CSV
Glossary
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1987BAL61520468141310070.066000174761917237.70641929.6921628.57
1988BAL375074594400044.45410261103311828043.96251456.0016425.00
1989BAL654454032200040.0320121002801545837.66642742.1923626.09
1990BAL493433025500071.4220040043111073936.45521426.9216318.75
1991BAL653573169900075.0330021242101425337.32622133.87311032.26
1992BAL1279672200066.7110030261291551.72191157.89600.00
1993BAL483863493300042.944006023411485235.14431023.26301240.00
1994BAL282912704400080.01100900951033634.9530930.0018633.33
Tot: 36529282634434210063.225231112642920915105640538.3535912534.821614729.19
G: Games ... PA: Plate Appearances ... AB: At Bats ... SB: Stolen Bases ... SB2: Steals of 2b ... SB3: Steals of 3b ... SBH: Steals of home ... DI: Advanced on defensive indifference ... SB%: Stolen base % ... CS: Caught stealing ... CS2: Caught stealing 2b ... CS3: Caught stealing 3b ... CSH: Caught stealing home ... PTHR: Pickoff throws ... PCKFF: Picked off ... WPPB: Advancement on wild pitch or passed ball ... ADV_OUT: Runner advanced on out ... OOB: Out on bases ... onbs Runners on base ... R: Runs scored ... RS%: % of times on base run scored ... inh-r Inherited runners ... inhr-s Inherited runners scored ... beq-r Bequeathed runners (runners on base when leaving game) ... beq-s Bequeathed runners scored ... % % related to prior 2 columns

Pitches - Pitching

CSV
Glossary
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1987BAL615204680000000000.00------------000.000.01821261.44
1988BAL37507459185011516993061453013968477023.6562.2237.7845.882.916.5421.429915831.28015.81552070.75
1989BAL6544540316149736412821172273477466293.6360.2939.7146.284.317.4721.522211926.75612.61611930.83
1990BAL4934330212377724652221221712555994773.6162.4137.5948.479.617.9520.620913238.55114.91351201.13
1991BAL6535731613287725562071211752695974763.7258.1341.8745.079.715.5920.317610529.45615.71241450.86
1992BAL12796727317110245314154130993.4662.6437.3647.676.216.4819.8482936.71519.020340.59
1993BAL4838634913618754862121122333166425283.5364.2935.7147.282.215.5823.223111128.84912.71621541.05
1994BAL282912701040674366182671672445064263.5764.8135.1948.784.217.5023.51739131.34415.11081360.79
Tot: 36529282634870353883315145671513151881406733372.9761.9138.0946.782.116.7321.6135874525.435112.0104711150.94
G: Games ... PA: Plate Appearances ... AB: At bats ... PIT: Pitches ... STR: Strikes ... BAL: Balls ... FOU: Fouls ... SW: Swing and miss ... CAL: Called strikes ... INPLAY: Balls put in play ... SWINGS: Total swings ... CONT: Contacts ... P-PA: Pitches per plate appearance ... STR%: Strikes% ... Ball%: Balls% ... SWNG%: Swing % ... CONT%: Contact% (per swing) ... FOU%: Foul ball% ... PLAY: Ball in Play% ... FPS: First pitch strikes ... FPSW: First pitch swings ... FPSW%: First pitch swing%... FPIP: First pitches in play ... FPIP%: First pitches in play% ... RUNGO: Runners going while batting ... HIT_RUN: Hit and Runs ... GB Ground balls ... Air Balls in air ... GB% Groundball%