{"sport":"mlb","slug":"willie-mcmeans","bio":{"fullName":"Willie McMeans","position":"X","team":null,"heightInches":null,"weightLbs":null,"birthDate":null,"rookieSeason":1944,"lastSeason":1945,"status":"RET","externalIds":{"mlbam":"818212","chadwick":"634d26c6","retro":"mcmew101","wikidata":"Q107489844"}},"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":1944,"seasonType":"REG","team":"Cleveland Buckeyes","gamesPlayed":1,"values":{"g":1,"ab":0,"r":0,"h":0,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":0,"so":null,"avg":0,"obp":0,"slg":0,"ops":0},"rowScope":"team"},{"season":1945,"seasonType":"REG","team":"Chicago American Giants","gamesPlayed":11,"values":{"g":11,"ab":15,"r":1,"h":2,"doubles":0,"triples":0,"hr":0,"rbi":2,"sb":0,"bb":5,"so":null,"avg":0.133,"obp":0.35,"slg":0.133,"ops":0.483},"rowScope":"team"}],"careerTotals":{"REG":{"g":12,"ab":15,"r":1,"h":2,"doubles":0,"triples":0,"hr":0,"rbi":2,"sb":0,"bb":5,"so":null,"avg":0.133,"obp":0.35,"slg":0.133,"ops":0.483}}},{"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":1944,"seasonType":"REG","team":"Cleveland Buckeyes","gamesPlayed":1,"values":{"g":1,"gs":1,"w":0,"l":0,"sv":0,"ip":0.2,"so":0,"bb":2,"h":3,"er":2,"hr":0,"era":27,"whip":7.5},"rowScope":"team"},{"season":1945,"seasonType":"REG","team":"Chicago American Giants","gamesPlayed":5,"values":{"g":5,"gs":3,"w":1,"l":3,"sv":0,"ip":22.2,"so":8,"bb":8,"h":35,"er":15,"hr":2,"era":5.96,"whip":1.9},"rowScope":"team"}],"careerTotals":{"REG":{"g":6,"gs":4,"w":1,"l":3,"sv":0,"ip":23.1,"so":8,"bb":10,"h":38,"er":17,"hr":2,"era":6.56,"whip":2.06}}},{"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":1944,"seasonType":"REG","team":"Cleveland Buckeyes","values":{"ops_plus":null,"era_plus":12},"rowScope":"team"},{"season":1945,"seasonType":"REG","team":"Chicago American Giants","values":{"ops_plus":51,"era_plus":67},"rowScope":"team"}],"careerTotals":{"REG":{"ops_plus":51,"era_plus":59}},"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":"2026-07-03T03:31:24.980Z"}