{"sport":"mlb","slug":"bill-baker","bio":{"fullName":"Bill Baker","position":"C","team":"STL","heightInches":72,"weightLbs":200,"birthDate":"1911-02-22","rookieSeason":1940,"lastSeason":1949,"status":"RET","externalIds":{"mlbam":"110491","chadwick":"35e5b502","retro":"bakeb101","wikidata":"Q4908014"}},"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":1940,"seasonType":"REG","team":"CIN","gamesPlayed":27,"values":{"g":27,"ab":69,"r":5,"h":15,"doubles":1,"triples":1,"hr":0,"rbi":7,"sb":2,"bb":4,"so":8,"avg":0.217,"obp":0.26,"slg":0.261,"ops":0.521},"rowScope":"team"},{"season":1940,"seasonType":"POST","team":"CIN","gamesPlayed":3,"values":{"g":3,"ab":4,"r":1,"h":1,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":0,"so":1,"avg":0.25,"obp":null,"slg":0.25,"ops":null},"rowScope":"team"},{"season":1941,"seasonType":"REG","gamesPlayed":37,"gamesStarted":null,"values":{"g":37,"ab":68,"r":5,"h":15,"doubles":3,"triples":0,"hr":0,"rbi":6,"sb":0,"bb":12,"so":1,"avg":0.221,"slg":0.265,"obp":null,"ops":null},"team":"TOT","rowScope":"total"},{"season":1941,"seasonType":"REG","team":"CIN","gamesPlayed":2,"values":{"g":2,"ab":1,"r":0,"h":0,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":1,"so":1,"avg":0,"obp":0.5,"slg":0,"ops":0.5},"rowScope":"team"},{"season":1941,"seasonType":"REG","team":"PIT","gamesPlayed":35,"values":{"g":35,"ab":67,"r":5,"h":15,"doubles":3,"triples":0,"hr":0,"rbi":6,"sb":0,"bb":11,"so":0,"avg":0.224,"obp":0.333,"slg":0.269,"ops":0.602},"rowScope":"team"},{"season":1942,"seasonType":"REG","team":"PIT","gamesPlayed":18,"values":{"g":18,"ab":17,"r":1,"h":2,"doubles":0,"triples":0,"hr":0,"rbi":2,"sb":0,"bb":1,"so":0,"avg":0.118,"obp":0.167,"slg":0.118,"ops":0.285},"rowScope":"team"},{"season":1943,"seasonType":"REG","team":"PIT","gamesPlayed":63,"values":{"g":63,"ab":172,"r":12,"h":47,"doubles":6,"triples":3,"hr":1,"rbi":26,"sb":3,"bb":22,"so":6,"avg":0.273,"obp":0.365,"slg":0.36,"ops":0.725},"rowScope":"team"},{"season":1946,"seasonType":"REG","team":"PIT","gamesPlayed":53,"values":{"g":53,"ab":113,"r":7,"h":27,"doubles":4,"triples":0,"hr":1,"rbi":8,"sb":0,"bb":12,"so":6,"avg":0.239,"obp":0.312,"slg":0.301,"ops":0.613},"rowScope":"team"},{"season":1948,"seasonType":"REG","team":"STL","gamesPlayed":45,"values":{"g":45,"ab":119,"r":13,"h":35,"doubles":10,"triples":1,"hr":0,"rbi":15,"sb":1,"bb":15,"so":7,"avg":0.294,"obp":0.373,"slg":0.395,"ops":0.768},"rowScope":"team"},{"season":1949,"seasonType":"REG","team":"STL","gamesPlayed":20,"values":{"g":20,"ab":30,"r":2,"h":4,"doubles":1,"triples":0,"hr":0,"rbi":4,"sb":0,"bb":2,"so":2,"avg":0.133,"obp":0.188,"slg":0.167,"ops":0.355},"rowScope":"team"}],"careerTotals":{"REG":{"g":263,"ab":588,"r":45,"h":145,"doubles":25,"triples":5,"hr":2,"rbi":68,"sb":6,"bb":68,"so":30,"avg":0.247,"obp":0.328,"slg":0.316,"ops":0.644},"POST":{"g":3,"ab":4,"r":1,"h":1,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":0,"so":1,"avg":0.25,"obp":null,"slg":0.25,"ops":null}}},{"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":1940,"seasonType":"REG","team":"CIN","values":{"ops_plus":54,"era_plus":null},"rowScope":"team"},{"season":1941,"seasonType":"REG","gamesPlayed":null,"gamesStarted":null,"values":{"ops_plus":null,"era_plus":null},"team":"TOT","rowScope":"total"},{"season":1941,"seasonType":"REG","team":"CIN","values":{"ops_plus":57,"era_plus":null},"rowScope":"team"},{"season":1941,"seasonType":"REG","team":"PIT","values":{"ops_plus":74,"era_plus":null},"rowScope":"team"},{"season":1942,"seasonType":"REG","team":"PIT","values":{"ops_plus":-14,"era_plus":null},"rowScope":"team"},{"season":1943,"seasonType":"REG","team":"PIT","values":{"ops_plus":110,"era_plus":null},"rowScope":"team"},{"season":1946,"seasonType":"REG","team":"PIT","values":{"ops_plus":78,"era_plus":null},"rowScope":"team"},{"season":1948,"seasonType":"REG","team":"STL","values":{"ops_plus":117,"era_plus":null},"rowScope":"team"},{"season":1949,"seasonType":"REG","team":"STL","values":{"ops_plus":-1,"era_plus":null},"rowScope":"team"}],"careerTotals":{"REG":{"ops_plus":85,"era_plus":null}},"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":"2026-07-03T03:21:00.501Z"}