{"sport":"mlb","slug":"alex-main","bio":{"fullName":"Alex Main","position":"P","team":"PHI","heightInches":77,"weightLbs":195,"birthDate":"1884-05-13","rookieSeason":1914,"lastSeason":1918,"status":"RET","externalIds":{"mlbam":"118175","chadwick":"e4cb9718","retro":"maina101","wikidata":"Q4717419"}},"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":1914,"seasonType":"REG","team":"DET","gamesPlayed":32,"values":{"g":32,"ab":40,"r":1,"h":4,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":3,"so":15,"avg":0.1,"obp":0.163,"slg":0.1,"ops":0.263},"rowScope":"team"},{"season":1915,"seasonType":"REG","team":"Kansas City Packers","gamesPlayed":36,"values":{"g":36,"ab":76,"r":5,"h":15,"doubles":4,"triples":0,"hr":0,"rbi":5,"sb":1,"bb":4,"so":19,"avg":0.197,"obp":0.238,"slg":0.25,"ops":0.488},"rowScope":"team"},{"season":1918,"seasonType":"REG","team":"PHI","gamesPlayed":9,"values":{"g":9,"ab":11,"r":0,"h":1,"doubles":1,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":0,"so":2,"avg":0.091,"obp":0.091,"slg":0.182,"ops":0.273},"rowScope":"team"}],"careerTotals":{"REG":{"g":77,"ab":127,"r":6,"h":20,"doubles":5,"triples":0,"hr":0,"rbi":5,"sb":1,"bb":7,"so":36,"avg":0.157,"obp":0.201,"slg":0.197,"ops":0.398}}},{"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":1914,"seasonType":"REG","team":"DET","gamesPlayed":32,"values":{"g":32,"gs":12,"w":6,"l":6,"sv":3,"ip":138.1,"so":55,"bb":59,"h":131,"er":41,"hr":2,"era":2.67,"whip":1.37},"rowScope":"team"},{"season":1915,"seasonType":"REG","team":"Kansas City Packers","gamesPlayed":35,"values":{"g":35,"gs":28,"w":13,"l":14,"sv":3,"ip":230,"so":91,"bb":75,"h":181,"er":65,"hr":4,"era":2.54,"whip":1.11},"rowScope":"team"},{"season":1918,"seasonType":"REG","team":"PHI","gamesPlayed":8,"values":{"g":8,"gs":4,"w":2,"l":2,"sv":0,"ip":35,"so":14,"bb":16,"h":30,"er":18,"hr":1,"era":4.63,"whip":1.31},"rowScope":"team"}],"careerTotals":{"REG":{"g":75,"gs":44,"w":21,"l":22,"sv":6,"ip":403.1,"so":160,"bb":150,"h":342,"er":124,"hr":7,"era":2.77,"whip":1.22}}},{"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":1914,"seasonType":"REG","team":"DET","values":{"ops_plus":-17,"era_plus":102},"rowScope":"team"},{"season":1915,"seasonType":"REG","team":"Kansas City Packers","values":{"ops_plus":49,"era_plus":119},"rowScope":"team"},{"season":1918,"seasonType":"REG","team":"PHI","values":{"ops_plus":-15,"era_plus":60},"rowScope":"team"}],"careerTotals":{"REG":{"ops_plus":23,"era_plus":104}},"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":"2026-07-03T07:40:28.886Z"}