Page Information
Current Status
High Level
Proper Name
Robert Walter Sperring
Stat Years
1974-1979  [mlb] 1974-1977
Height/Weight
6-1 / 185
Bats/Throws
Right / Right
Positions
3B (268) ... SS (117) ... 2B (76) ... OF (11) ... 1B (1)
Draft Position
3B-SS
Born Date/Place
High School
Lodi (Lodi,CA)
Colleges
Pacific (Stockton, California)
Draft
Selected by the Chicago Cubs in Round #5 (#114 overall) of the 1971 Amateur Entry Draft (June-Reg Phase)
Bonus
Signing Scouts
MLB Debut
1974-08-11 - Boxscore  (Age: 24.305)
Service Time
Organizations
CHN [3] HOU [3]
ID Numbers
tbc id: 18310 ... retro id: sperr101 ... mlbam id: 122590
Relations
Pitch Repertoire
TBC Apps
Career Talent RatingsBattingSpeed26Power34Contact38XBH33RBIs26Runs50Hitting45Durability54Team.482Ratings Explained
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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%
    1974Chicago CubsNLMLBchn16242bL-S-E-P14210792230151292801010.206.267.262.529117284.131.056.2697.6923.933.11107.00.8518.2
    1975Chicago CubsNLMLBchn16253b-2bL-S-E-P2651442530411902163113233.208.288.271.559166396.160.063.2549.6418.671.94144.00.6020.0
    1976Chicago CubsNLMLBchn16263b-ssL-S-E-P3439382430070292504102.258.320.290.610107273.108.032.3488.4123.362.780.00.0012.5
    1977Houston AstrosNLMLBhou1127ss-2bL-S-E-P458129624301900122301124.186.254.233.487143304.140.047.2178.3916.081.92129.00.7016.7
    1978Charleston CharliesILAAAhou-283b---51345278715127485630495618400.287.346.398.74458921039.211.111.3068.329.511.1465.91.3625.8
    1979Charleston CharliesILAAAhou-293b-ss---61375447114223534901407821400.261.312.338.65059118431.149.077.2986.7713.201.95181.30.5121.8
    MLB Totals (4 yrs)20847348100131330164610719469.211.281.262.54353312417.137.051.2648.6320.082.33157.70.5617.0
    National League Totals (4 yrs)20847348100131330164610719469.211.281.262.54353312417.137.051.2648.6320.082.33157.70.5617.0
    Minor League Totals271107115829350911105318913439800.274.329.368.697118039470.179.094.3027.5411.361.5197.40.9323.9
    Minor: AAA Totals271107115829350911105318913439800.274.329.368.697118039470.179.094.3027.5411.361.5197.40.9323.9
    Chicago Cubs Totals (3 yrs)150344427610122116348418345.221.291.273.5643909413.137.052.2848.7221.542.47172.00.5117.1
    Houston Astros Totals (1 yrs)58129624301900122301124.186.254.233.487143304.140.047.2178.3916.081.92129.00.7016.7
    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
    1974Chicago CubsNLMLB242B350238.25585716147140.9524.000.5921.683.34
    1974Chicago CubsNLMLB24SS8054.0916302825.8933.100.464.919.03
    1975Chicago CubsNLMLB252B170105.02232145554.9823.200.5110.526.22
    1975Chicago CubsNLMLB253B220153.21043325653.9462.400.3513.633.82
    1975Chicago CubsNLMLB25SS16090.027407127467.9054.200.749.924.63
    1975Chicago CubsNLMLB25OF8042.0110101211.9171.400.264.912.39
    1976Chicago CubsNLMLB262B4025.0760013131.0003.300.522.59.33
    1976Chicago CubsNLMLB263B200141.11011112221.9551.100.1512.346.53
    1976Chicago CubsNLMLB26SS15070.111230434341.0002.300.499.334.93
    1976Chicago CubsNLMLB26OF3024.08000881.0002.700.331.97.010
    1977Houston AstrosNLMLB272B200141.23456369390.9684.500.6412.334.54
    1977Houston AstrosNLMLB273B11045.05130018181.0001.600.406.819.03
    1977Houston AstrosNLMLB27SS220125.11829395047.9402.100.3813.637.93
    1978Charleston CharliesILAAA281B100.07101881.0008.000.000.70.73
    1978Charleston CharliesILAAA283B13400.01013021942422403.9553.000.0095.7100.01
    1979Charleston CharliesILAAA293B8100.048161912218209.9592.600.0058.359.11
    1979Charleston CharliesILAAA29SS5600.076173831257249.9694.400.0040.340.91
    MLB Totals - (2B)760509118179112614.0000.000.00---------
    MLB Totals - (3B)53033925674312.0000.000.00---------
    MLB Totals - (SS)61033965108132513.0000.000.00---------
    MLB Totals - (OF)110661901012.0000.000.00---------
    AAA Totals - (1B)100710118.0000.000.00---------
    AAA Totals - (3B)21500149463285413.0000.000.00---------
    AAA Totals - (SS)56007617383114.0000.000.00---------
    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
    1974MLB---35-8-----
    1975MLB---172216---8-
    1976MLB---42015---3-
    1977MLB---201122-----
    1978Minor--1-134------
    1979Minor----8156-----
    Totals--176268117---11-