{"sport":"mlb","slug":"w-miller","bio":{"fullName":"W. Miller","position":"X","team":null,"heightInches":null,"weightLbs":null,"birthDate":null,"rookieSeason":1940,"lastSeason":1942,"status":"RET","externalIds":{"mlbam":"818137","chadwick":"602de2d2"}},"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":"Chicago American Giants","gamesPlayed":8,"values":{"g":8,"ab":20,"r":1,"h":2,"doubles":0,"triples":0,"hr":0,"rbi":1,"sb":0,"bb":0,"so":null,"avg":0.1,"obp":0.1,"slg":0.1,"ops":0.2},"rowScope":"team"},{"season":1942,"seasonType":"REG","gamesPlayed":4,"gamesStarted":null,"values":{"g":4,"ab":6,"r":0,"h":1,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":0,"so":null,"avg":0.167,"slg":0.167,"obp":null,"ops":null},"team":"TOT","rowScope":"total"},{"season":1942,"seasonType":"REG","team":"Birmingham Black Barons","gamesPlayed":2,"values":{"g":2,"ab":4,"r":0,"h":1,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":0,"so":null,"avg":0.25,"obp":0.25,"slg":0.25,"ops":0.5},"rowScope":"team"},{"season":1942,"seasonType":"REG","team":"Chicago American Giants","gamesPlayed":2,"values":{"g":2,"ab":2,"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"}],"careerTotals":{"REG":{"g":12,"ab":26,"r":1,"h":3,"doubles":0,"triples":0,"hr":0,"rbi":1,"sb":0,"bb":0,"so":null,"avg":0.115,"obp":0.115,"slg":0.115,"ops":0.23}}},{"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":1940,"seasonType":"REG","team":"Chicago American Giants","gamesPlayed":7,"values":{"g":7,"gs":6,"w":1,"l":5,"sv":0,"ip":47,"so":17,"bb":17,"h":65,"er":25,"hr":2,"era":4.79,"whip":1.74},"rowScope":"team"},{"season":1942,"seasonType":"REG","team":"Birmingham Black Barons","gamesPlayed":1,"values":{"g":1,"gs":1,"w":0,"l":1,"sv":0,"ip":8,"so":0,"bb":3,"h":9,"er":3,"hr":1,"era":3.38,"whip":1.5},"rowScope":"team"}],"careerTotals":{"REG":{"g":8,"gs":7,"w":1,"l":6,"sv":0,"ip":55,"so":17,"bb":20,"h":74,"er":28,"hr":3,"era":4.58,"whip":1.71}}},{"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":"Chicago American Giants","values":{"ops_plus":-41,"era_plus":87},"rowScope":"team"},{"season":1942,"seasonType":"REG","gamesPlayed":null,"gamesStarted":null,"values":{"ops_plus":null,"era_plus":null},"team":"TOT","rowScope":"total"},{"season":1942,"seasonType":"REG","team":"Birmingham Black Barons","values":{"ops_plus":57,"era_plus":112},"rowScope":"team"},{"season":1942,"seasonType":"REG","team":"Chicago American Giants","values":{"ops_plus":-100,"era_plus":null},"rowScope":"team"}],"careerTotals":{"REG":{"ops_plus":-31,"era_plus":90}},"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":"2026-07-03T03:41:46.470Z"}