{"sport":"mlb","slug":"walter-johnson","bio":{"fullName":"Walter Johnson","position":"P","team":"MIN","heightInches":73,"weightLbs":200,"birthDate":"1887-11-06","rookieSeason":1907,"lastSeason":1927,"status":"RET","externalIds":{"mlbam":"116635","chadwick":"0e5ca45c","retro":"johnw102","wikidata":"Q722059"}},"draft":null,"statTables":[{"id":"batting","label":"Batting","columns":[{"key":"g"},{"key":"ab"},{"key":"r"},{"key":"h"},{"key":"doubles"},{"key":"triples"},{"key":"hr"},{"key":"rbi"},{"key":"sb"},{"key":"bb"},{"key":"so"},{"key":"avg"},{"key":"obp"},{"key":"slg"},{"key":"ops"}],"rows":[{"season":1907,"seasonType":"REG","team":"MIN","gamesPlayed":14,"values":{"g":14,"ab":36,"r":3,"h":4,"doubles":0,"triples":1,"hr":0,"rbi":1,"sb":0,"bb":1,"so":null,"avg":0.111,"obp":0.135,"slg":0.167,"ops":0.302},"rowScope":"team"},{"season":1908,"seasonType":"REG","team":"MIN","gamesPlayed":36,"values":{"g":36,"ab":79,"r":7,"h":13,"doubles":3,"triples":2,"hr":0,"rbi":5,"sb":0,"bb":6,"so":null,"avg":0.165,"obp":0.25,"slg":0.253,"ops":0.503},"rowScope":"team"},{"season":1909,"seasonType":"REG","team":"MIN","gamesPlayed":40,"values":{"g":40,"ab":101,"r":6,"h":13,"doubles":3,"triples":0,"hr":1,"rbi":6,"sb":0,"bb":1,"so":null,"avg":0.129,"obp":0.137,"slg":0.188,"ops":0.325},"rowScope":"team"},{"season":1910,"seasonType":"REG","team":"MIN","gamesPlayed":45,"values":{"g":45,"ab":137,"r":14,"h":24,"doubles":6,"triples":1,"hr":2,"rbi":12,"sb":2,"bb":4,"so":null,"avg":0.175,"obp":0.199,"slg":0.277,"ops":0.476},"rowScope":"team"},{"season":1911,"seasonType":"REG","team":"MIN","gamesPlayed":42,"values":{"g":42,"ab":128,"r":18,"h":30,"doubles":5,"triples":3,"hr":1,"rbi":15,"sb":1,"bb":0,"so":null,"avg":0.234,"obp":0.234,"slg":0.344,"ops":0.578},"rowScope":"team"},{"season":1912,"seasonType":"REG","team":"MIN","gamesPlayed":56,"values":{"g":56,"ab":144,"r":16,"h":38,"doubles":6,"triples":4,"hr":2,"rbi":20,"sb":2,"bb":7,"so":null,"avg":0.264,"obp":0.298,"slg":0.403,"ops":0.701},"rowScope":"team"},{"season":1913,"seasonType":"REG","team":"MIN","gamesPlayed":55,"values":{"g":55,"ab":134,"r":12,"h":35,"doubles":5,"triples":6,"hr":2,"rbi":14,"sb":2,"bb":5,"so":14,"avg":0.261,"obp":0.293,"slg":0.433,"ops":0.726},"rowScope":"team"},{"season":1914,"seasonType":"REG","team":"MIN","gamesPlayed":55,"values":{"g":55,"ab":136,"r":23,"h":30,"doubles":4,"triples":1,"hr":3,"rbi":16,"sb":2,"bb":10,"so":27,"avg":0.221,"obp":0.274,"slg":0.331,"ops":0.605},"rowScope":"team"},{"season":1915,"seasonType":"REG","team":"MIN","gamesPlayed":64,"values":{"g":64,"ab":147,"r":14,"h":34,"doubles":7,"triples":4,"hr":2,"rbi":17,"sb":0,"bb":8,"so":34,"avg":0.231,"obp":0.276,"slg":0.374,"ops":0.65},"rowScope":"team"},{"season":1916,"seasonType":"REG","team":"MIN","gamesPlayed":59,"values":{"g":59,"ab":142,"r":13,"h":32,"doubles":2,"triples":4,"hr":1,"rbi":7,"sb":0,"bb":11,"so":28,"avg":0.225,"obp":0.286,"slg":0.317,"ops":0.603},"rowScope":"team"},{"season":1917,"seasonType":"REG","team":"MIN","gamesPlayed":57,"values":{"g":57,"ab":130,"r":15,"h":33,"doubles":12,"triples":1,"hr":0,"rbi":15,"sb":1,"bb":9,"so":30,"avg":0.254,"obp":0.312,"slg":0.362,"ops":0.674},"rowScope":"team"},{"season":1918,"seasonType":"REG","team":"MIN","gamesPlayed":65,"values":{"g":65,"ab":150,"r":10,"h":40,"doubles":4,"triples":4,"hr":1,"rbi":18,"sb":2,"bb":9,"so":18,"avg":0.267,"obp":0.321,"slg":0.367,"ops":0.688},"rowScope":"team"},{"season":1919,"seasonType":"REG","team":"MIN","gamesPlayed":56,"values":{"g":56,"ab":125,"r":13,"h":24,"doubles":1,"triples":3,"hr":1,"rbi":8,"sb":1,"bb":12,"so":17,"avg":0.192,"obp":0.263,"slg":0.272,"ops":0.535},"rowScope":"team"},{"season":1920,"seasonType":"REG","team":"MIN","gamesPlayed":33,"values":{"g":33,"ab":64,"r":6,"h":17,"doubles":1,"triples":3,"hr":1,"rbi":7,"sb":0,"bb":3,"so":10,"avg":0.266,"obp":0.299,"slg":0.422,"ops":0.721},"rowScope":"team"},{"season":1921,"seasonType":"REG","team":"MIN","gamesPlayed":39,"values":{"g":39,"ab":111,"r":10,"h":30,"doubles":7,"triples":0,"hr":0,"rbi":10,"sb":0,"bb":6,"so":14,"avg":0.27,"obp":0.308,"slg":0.333,"ops":0.641},"rowScope":"team"},{"season":1922,"seasonType":"REG","team":"MIN","gamesPlayed":43,"values":{"g":43,"ab":108,"r":8,"h":22,"doubles":3,"triples":0,"hr":1,"rbi":15,"sb":0,"bb":2,"so":12,"avg":0.204,"obp":0.218,"slg":0.259,"ops":0.477},"rowScope":"team"},{"season":1923,"seasonType":"REG","team":"MIN","gamesPlayed":42,"values":{"g":42,"ab":93,"r":11,"h":18,"doubles":3,"triples":3,"hr":0,"rbi":13,"sb":0,"bb":4,"so":15,"avg":0.194,"obp":0.227,"slg":0.29,"ops":0.517},"rowScope":"team"},{"season":1924,"seasonType":"REG","team":"MIN","gamesPlayed":39,"values":{"g":39,"ab":113,"r":18,"h":32,"doubles":9,"triples":0,"hr":1,"rbi":14,"sb":0,"bb":3,"so":11,"avg":0.283,"obp":0.308,"slg":0.389,"ops":0.697},"rowScope":"team"},{"season":1924,"seasonType":"POST","team":"MIN","gamesPlayed":3,"values":{"g":3,"ab":9,"r":0,"h":1,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":0,"so":0,"avg":0.111,"obp":null,"slg":0.111,"ops":null},"rowScope":"team"},{"season":1925,"seasonType":"REG","team":"MIN","gamesPlayed":36,"values":{"g":36,"ab":97,"r":12,"h":42,"doubles":6,"triples":1,"hr":2,"rbi":20,"sb":0,"bb":3,"so":6,"avg":0.433,"obp":0.455,"slg":0.577,"ops":1.032},"rowScope":"team"},{"season":1925,"seasonType":"POST","team":"MIN","gamesPlayed":3,"values":{"g":3,"ab":11,"r":0,"h":1,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":0,"so":3,"avg":0.091,"obp":null,"slg":0.091,"ops":null},"rowScope":"team"},{"season":1926,"seasonType":"REG","team":"MIN","gamesPlayed":35,"values":{"g":35,"ab":103,"r":6,"h":20,"doubles":5,"triples":0,"hr":1,"rbi":12,"sb":0,"bb":3,"so":11,"avg":0.194,"obp":0.217,"slg":0.272,"ops":0.489},"rowScope":"team"},{"season":1927,"seasonType":"REG","team":"MIN","gamesPlayed":26,"values":{"g":26,"ab":46,"r":6,"h":16,"doubles":2,"triples":0,"hr":2,"rbi":10,"sb":0,"bb":3,"so":4,"avg":0.348,"obp":0.388,"slg":0.522,"ops":0.91},"rowScope":"team"}],"careerTotals":{"REG":{"g":937,"ab":2324,"r":241,"h":547,"doubles":94,"triples":41,"hr":24,"rbi":255,"sb":13,"bb":110,"so":251,"avg":0.235,"obp":0.274,"slg":0.342,"ops":0.616},"POST":{"g":6,"ab":20,"r":0,"h":2,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":0,"so":3,"avg":0.1,"obp":null,"slg":0.1,"ops":null}}},{"id":"pitching","label":"Pitching","columns":[{"key":"g"},{"key":"gs"},{"key":"w"},{"key":"l"},{"key":"sv"},{"key":"ip"},{"key":"so"},{"key":"bb"},{"key":"h"},{"key":"er"},{"key":"hr"},{"key":"era"},{"key":"whip"}],"rows":[{"season":1907,"seasonType":"REG","team":"MIN","gamesPlayed":14,"values":{"g":14,"gs":12,"w":5,"l":9,"sv":0,"ip":110.1,"so":70,"bb":20,"h":100,"er":23,"hr":1,"era":1.88,"whip":1.09},"rowScope":"team"},{"season":1908,"seasonType":"REG","team":"MIN","gamesPlayed":36,"values":{"g":36,"gs":30,"w":14,"l":14,"sv":1,"ip":256.1,"so":160,"bb":53,"h":194,"er":47,"hr":0,"era":1.65,"whip":0.96},"rowScope":"team"},{"season":1909,"seasonType":"REG","team":"MIN","gamesPlayed":40,"values":{"g":40,"gs":36,"w":13,"l":25,"sv":1,"ip":296.1,"so":164,"bb":84,"h":247,"er":73,"hr":1,"era":2.22,"whip":1.12},"rowScope":"team"},{"season":1910,"seasonType":"REG","team":"MIN","gamesPlayed":45,"values":{"g":45,"gs":42,"w":25,"l":17,"sv":1,"ip":370,"so":313,"bb":76,"h":262,"er":56,"hr":1,"era":1.36,"whip":0.91},"rowScope":"team"},{"season":1911,"seasonType":"REG","team":"MIN","gamesPlayed":40,"values":{"g":40,"gs":37,"w":25,"l":13,"sv":1,"ip":322.1,"so":207,"bb":70,"h":292,"er":68,"hr":8,"era":1.9,"whip":1.12},"rowScope":"team"},{"season":1912,"seasonType":"REG","team":"MIN","gamesPlayed":50,"values":{"g":50,"gs":37,"w":33,"l":12,"sv":2,"ip":369,"so":303,"bb":76,"h":259,"er":57,"hr":2,"era":1.39,"whip":0.91},"rowScope":"team"},{"season":1913,"seasonType":"REG","team":"MIN","gamesPlayed":48,"values":{"g":48,"gs":36,"w":36,"l":7,"sv":2,"ip":346,"so":243,"bb":38,"h":232,"er":44,"hr":9,"era":1.14,"whip":0.78},"rowScope":"team"},{"season":1914,"seasonType":"REG","team":"MIN","gamesPlayed":51,"values":{"g":51,"gs":40,"w":28,"l":18,"sv":1,"ip":371.2,"so":225,"bb":74,"h":287,"er":71,"hr":3,"era":1.72,"whip":0.97},"rowScope":"team"},{"season":1915,"seasonType":"REG","team":"MIN","gamesPlayed":47,"values":{"g":47,"gs":39,"w":27,"l":13,"sv":4,"ip":336.2,"so":203,"bb":56,"h":258,"er":58,"hr":1,"era":1.55,"whip":0.93},"rowScope":"team"},{"season":1916,"seasonType":"REG","team":"MIN","gamesPlayed":48,"values":{"g":48,"gs":38,"w":25,"l":20,"sv":1,"ip":369.2,"so":228,"bb":82,"h":290,"er":78,"hr":0,"era":1.9,"whip":1.01},"rowScope":"team"},{"season":1917,"seasonType":"REG","team":"MIN","gamesPlayed":47,"values":{"g":47,"gs":34,"w":23,"l":16,"sv":3,"ip":326,"so":188,"bb":68,"h":248,"er":80,"hr":3,"era":2.21,"whip":0.97},"rowScope":"team"},{"season":1918,"seasonType":"REG","team":"MIN","gamesPlayed":39,"values":{"g":39,"gs":29,"w":23,"l":13,"sv":3,"ip":326,"so":162,"bb":70,"h":241,"er":46,"hr":2,"era":1.27,"whip":0.95},"rowScope":"team"},{"season":1919,"seasonType":"REG","team":"MIN","gamesPlayed":39,"values":{"g":39,"gs":29,"w":20,"l":14,"sv":2,"ip":290.1,"so":147,"bb":51,"h":235,"er":48,"hr":0,"era":1.49,"whip":0.99},"rowScope":"team"},{"season":1920,"seasonType":"REG","team":"MIN","gamesPlayed":21,"values":{"g":21,"gs":15,"w":8,"l":10,"sv":3,"ip":143.2,"so":78,"bb":27,"h":135,"er":50,"hr":5,"era":3.13,"whip":1.13},"rowScope":"team"},{"season":1921,"seasonType":"REG","team":"MIN","gamesPlayed":35,"values":{"g":35,"gs":32,"w":17,"l":14,"sv":1,"ip":264,"so":143,"bb":92,"h":265,"er":103,"hr":7,"era":3.51,"whip":1.35},"rowScope":"team"},{"season":1922,"seasonType":"REG","team":"MIN","gamesPlayed":41,"values":{"g":41,"gs":31,"w":15,"l":16,"sv":4,"ip":280,"so":105,"bb":99,"h":283,"er":93,"hr":8,"era":2.99,"whip":1.36},"rowScope":"team"},{"season":1923,"seasonType":"REG","team":"MIN","gamesPlayed":42,"values":{"g":42,"gs":34,"w":17,"l":12,"sv":4,"ip":261,"so":130,"bb":73,"h":263,"er":101,"hr":9,"era":3.48,"whip":1.29},"rowScope":"team"},{"season":1924,"seasonType":"REG","team":"MIN","gamesPlayed":38,"values":{"g":38,"gs":38,"w":23,"l":7,"sv":0,"ip":277.2,"so":158,"bb":77,"h":233,"er":84,"hr":10,"era":2.72,"whip":1.12},"rowScope":"team"},{"season":1924,"seasonType":"POST","team":"MIN","gamesPlayed":3,"values":{"g":3,"gs":2,"w":1,"l":2,"sv":0,"ip":24,"so":20,"bb":11,"h":30,"er":6,"hr":3,"era":2.25,"whip":1.71},"rowScope":"team"},{"season":1925,"seasonType":"REG","team":"MIN","gamesPlayed":30,"values":{"g":30,"gs":29,"w":20,"l":7,"sv":0,"ip":229,"so":108,"bb":78,"h":217,"er":78,"hr":7,"era":3.07,"whip":1.29},"rowScope":"team"},{"season":1925,"seasonType":"POST","team":"MIN","gamesPlayed":3,"values":{"g":3,"gs":3,"w":2,"l":1,"sv":0,"ip":26,"so":15,"bb":4,"h":26,"er":6,"hr":1,"era":2.08,"whip":1.15},"rowScope":"team"},{"season":1926,"seasonType":"REG","team":"MIN","gamesPlayed":33,"values":{"g":33,"gs":33,"w":15,"l":16,"sv":0,"ip":260.2,"so":125,"bb":73,"h":259,"er":105,"hr":13,"era":3.63,"whip":1.27},"rowScope":"team"},{"season":1927,"seasonType":"REG","team":"MIN","gamesPlayed":18,"values":{"g":18,"gs":15,"w":5,"l":6,"sv":0,"ip":107.2,"so":48,"bb":26,"h":113,"er":61,"hr":7,"era":5.1,"whip":1.29},"rowScope":"team"}],"careerTotals":{"REG":{"g":802,"gs":666,"w":417,"l":279,"sv":34,"ip":5914.1,"so":3508,"bb":1363,"h":4913,"er":1424,"hr":97,"era":2.17,"whip":1.06},"POST":{"g":6,"gs":5,"w":3,"l":3,"sv":0,"ip":50,"so":35,"bb":15,"h":56,"er":12,"hr":4,"era":2.16,"whip":1.42}}},{"id":"advanced","label":"Advanced (League-Relative)","columns":[{"key":"ops_plus","label":"OPS+","description":"On-base plus slugging vs the player's own season+league (100 = league average). Park-unadjusted; OBP uses a consistent (H+BB)/(AB+BB) rate. Higher is better.","format":"int","higherIsBetter":true},{"key":"era_plus","label":"ERA+","description":"Earned-run average vs the player's own season+league (100 = league average). Park-unadjusted. Higher is better.","format":"int","higherIsBetter":true}],"rows":[{"season":1907,"seasonType":"REG","team":"MIN","values":{"ops_plus":0,"era_plus":135},"rowScope":"team"},{"season":1908,"seasonType":"REG","team":"MIN","values":{"ops_plus":61,"era_plus":145},"rowScope":"team"},{"season":1909,"seasonType":"REG","team":"MIN","values":{"ops_plus":7,"era_plus":111},"rowScope":"team"},{"season":1910,"seasonType":"REG","team":"MIN","values":{"ops_plus":54,"era_plus":185},"rowScope":"team"},{"season":1911,"seasonType":"REG","team":"MIN","values":{"ops_plus":67,"era_plus":176},"rowScope":"team"},{"season":1912,"seasonType":"REG","team":"MIN","values":{"ops_plus":107,"era_plus":240},"rowScope":"team"},{"season":1913,"seasonType":"REG","team":"MIN","values":{"ops_plus":119,"era_plus":257},"rowScope":"team"},{"season":1914,"seasonType":"REG","team":"MIN","values":{"ops_plus":90,"era_plus":159},"rowScope":"team"},{"season":1915,"seasonType":"REG","team":"MIN","values":{"ops_plus":100,"era_plus":189},"rowScope":"team"},{"season":1916,"seasonType":"REG","team":"MIN","values":{"ops_plus":87,"era_plus":149},"rowScope":"team"},{"season":1917,"seasonType":"REG","team":"MIN","values":{"ops_plus":110,"era_plus":120},"rowScope":"team"},{"season":1918,"seasonType":"REG","team":"MIN","values":{"ops_plus":110,"era_plus":219},"rowScope":"team"},{"season":1919,"seasonType":"REG","team":"MIN","values":{"ops_plus":56,"era_plus":216},"rowScope":"team"},{"season":1920,"seasonType":"REG","team":"MIN","values":{"ops_plus":96,"era_plus":121},"rowScope":"team"},{"season":1921,"seasonType":"REG","team":"MIN","values":{"ops_plus":69,"era_plus":122},"rowScope":"team"},{"season":1922,"seasonType":"REG","team":"MIN","values":{"ops_plus":29,"era_plus":135},"rowScope":"team"},{"season":1923,"seasonType":"REG","team":"MIN","values":{"ops_plus":40,"era_plus":115},"rowScope":"team"},{"season":1924,"seasonType":"REG","team":"MIN","values":{"ops_plus":83,"era_plus":156},"rowScope":"team"},{"season":1925,"seasonType":"REG","team":"MIN","values":{"ops_plus":168,"era_plus":143},"rowScope":"team"},{"season":1926,"seasonType":"REG","team":"MIN","values":{"ops_plus":32,"era_plus":113},"rowScope":"team"},{"season":1927,"seasonType":"REG","team":"MIN","values":{"ops_plus":140,"era_plus":81},"rowScope":"team"}],"careerTotals":{"REG":{"ops_plus":80,"era_plus":152}},"advancedMeta":{"method":"computed in-house from MLB StatsAPI season batting/pitching lines, normalized to each player's own (season, league) baseline","formulas":{"era_plus":"100 * lgERA / playerERA (league ERA = 9 * ΣER / ΣIP over the season+league)","ops_plus":"100 * (OBP/lgOBP + SLG/lgSLG - 1)","career_era_plus":"innings-weighted league ERA / career ERA (B-Ref method)","career_ops_plus":"AB-weighted OBP & SLG against AB-weighted league rates"},"caveats":["PARK-UNADJUSTED: no park-factor data exists in the corpus, so these are league-relative but not park-adjusted (true B-Ref ERA+/OPS+ also divide by a park factor)","OBP baseline uses a consistent (H+BB)/(AB+BB) reached-base rate for BOTH player and league — the source feed carries no HBP or SF, so this is not the full (H+BB+HBP)/(AB+BB+HBP+SF) OBP; SLG is exact from the hit-type columns","league resolved from team code + season (most-recently-founded franchise existing by that season); the same resolver builds the baseline and looks up the player, so ratios stay internally coherent","a (season, league) bucket below the sample floor (3000 AB batting / 1000 IP pitching) yields null — no noisy baselines","regular season only; postseason lines are excluded from league baselines and metrics","AL and NL and each historical/Negro league are normalized separately — never blended across leagues or eras"]}}],"dataSources":["MLB StatsAPI (statsapi.mlb.com — official public league API; facts only, raw payloads not republished)"],"generatedAt":"2026-07-03T07:30:05.395Z"}