{"sport":"mlb","slug":"lew-brown","bio":{"fullName":"Lew Brown","position":"C","team":null,"heightInches":71,"weightLbs":185,"birthDate":"1858-02-01","rookieSeason":1876,"lastSeason":1884,"status":"RET","externalIds":{"mlbam":"111570","chadwick":"457fa2e8","retro":"browl102","wikidata":"Q6535952"}},"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":1876,"seasonType":"REG","team":"ATL","gamesPlayed":45,"values":{"g":45,"ab":195,"r":23,"h":41,"doubles":6,"triples":6,"hr":2,"rbi":21,"sb":null,"bb":3,"so":22,"avg":0.21,"obp":null,"slg":0.333,"ops":null},"rowScope":"team"},{"season":1877,"seasonType":"REG","team":"ATL","gamesPlayed":58,"values":{"g":58,"ab":221,"r":27,"h":56,"doubles":12,"triples":8,"hr":1,"rbi":31,"sb":null,"bb":6,"so":33,"avg":0.253,"obp":null,"slg":0.394,"ops":null},"rowScope":"team"},{"season":1878,"seasonType":"REG","team":"Providence Grays","gamesPlayed":58,"values":{"g":58,"ab":243,"r":44,"h":74,"doubles":21,"triples":6,"hr":1,"rbi":43,"sb":null,"bb":7,"so":37,"avg":0.305,"obp":null,"slg":0.453,"ops":null},"rowScope":"team"},{"season":1879,"seasonType":"REG","gamesPlayed":59,"gamesStarted":null,"values":{"g":59,"ab":250,"r":25,"h":65,"doubles":14,"triples":4,"hr":2,"rbi":41,"sb":null,"bb":5,"so":28,"avg":0.26,"slg":0.372,"obp":null,"ops":null},"team":"TOT","rowScope":"total"},{"season":1879,"seasonType":"REG","team":"CHC","gamesPlayed":6,"values":{"g":6,"ab":21,"r":2,"h":6,"doubles":1,"triples":0,"hr":0,"rbi":3,"sb":null,"bb":1,"so":4,"avg":0.286,"obp":null,"slg":0.333,"ops":null},"rowScope":"team"},{"season":1879,"seasonType":"REG","team":"Providence Grays","gamesPlayed":53,"values":{"g":53,"ab":229,"r":23,"h":59,"doubles":13,"triples":4,"hr":2,"rbi":38,"sb":null,"bb":4,"so":24,"avg":0.258,"obp":null,"slg":0.376,"ops":null},"rowScope":"team"},{"season":1881,"seasonType":"REG","gamesPlayed":45,"gamesStarted":null,"values":{"g":45,"ab":183,"r":25,"h":44,"doubles":6,"triples":2,"hr":3,"rbi":24,"sb":null,"bb":7,"so":29,"avg":0.24,"slg":0.344,"obp":null,"ops":null},"team":"TOT","rowScope":"total"},{"season":1881,"seasonType":"REG","team":"Detroit Wolverines","gamesPlayed":27,"values":{"g":27,"ab":108,"r":16,"h":26,"doubles":3,"triples":1,"hr":3,"rbi":14,"sb":null,"bb":3,"so":16,"avg":0.241,"obp":null,"slg":0.37,"ops":null},"rowScope":"team"},{"season":1881,"seasonType":"REG","team":"Providence Grays","gamesPlayed":18,"values":{"g":18,"ab":75,"r":9,"h":18,"doubles":3,"triples":1,"hr":0,"rbi":10,"sb":null,"bb":4,"so":13,"avg":0.24,"obp":null,"slg":0.307,"ops":null},"rowScope":"team"},{"season":1883,"seasonType":"REG","gamesPlayed":28,"gamesStarted":null,"values":{"g":28,"ab":114,"r":11,"h":24,"doubles":6,"triples":2,"hr":0,"rbi":9,"sb":null,"bb":4,"so":6,"avg":0.211,"slg":0.298,"obp":null,"ops":null},"team":"TOT","rowScope":"total"},{"season":1883,"seasonType":"REG","team":"ATL","gamesPlayed":14,"values":{"g":14,"ab":54,"r":5,"h":13,"doubles":4,"triples":1,"hr":0,"rbi":9,"sb":null,"bb":3,"so":6,"avg":0.241,"obp":null,"slg":0.352,"ops":null},"rowScope":"team"},{"season":1883,"seasonType":"REG","team":"Louisville Colonels","gamesPlayed":14,"values":{"g":14,"ab":60,"r":6,"h":11,"doubles":2,"triples":1,"hr":0,"rbi":null,"sb":null,"bb":1,"so":null,"avg":0.183,"obp":null,"slg":0.25,"ops":null},"rowScope":"team"},{"season":1884,"seasonType":"REG","team":"Boston Unions","gamesPlayed":85,"values":{"g":85,"ab":325,"r":50,"h":75,"doubles":18,"triples":3,"hr":1,"rbi":null,"sb":null,"bb":13,"so":null,"avg":0.231,"obp":null,"slg":0.314,"ops":null},"rowScope":"team"}],"careerTotals":{"REG":{"g":378,"ab":1531,"r":205,"h":379,"doubles":83,"triples":31,"hr":10,"rbi":169,"sb":null,"bb":45,"so":155,"avg":0.248,"obp":null,"slg":0.362,"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":1878,"seasonType":"REG","team":"Providence Grays","gamesPlayed":1,"values":{"g":1,"gs":0,"w":0,"l":0,"sv":0,"ip":1,"so":0,"bb":4,"h":0,"er":2,"hr":0,"era":18,"whip":4},"rowScope":"team"},{"season":1884,"seasonType":"REG","team":"Boston Unions","gamesPlayed":1,"values":{"g":1,"gs":0,"w":0,"l":0,"sv":1,"ip":1,"so":0,"bb":1,"h":6,"er":4,"hr":0,"era":36,"whip":7},"rowScope":"team"}],"careerTotals":{"REG":{"g":2,"gs":0,"w":0,"l":0,"sv":1,"ip":2,"so":0,"bb":5,"h":6,"er":6,"hr":0,"era":27,"whip":5.5}}},{"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":1876,"seasonType":"REG","team":"ATL","values":{"ops_plus":84,"era_plus":null},"rowScope":"team"},{"season":1877,"seasonType":"REG","team":"ATL","values":{"ops_plus":111,"era_plus":null},"rowScope":"team"},{"season":1878,"seasonType":"REG","team":"Providence Grays","values":{"ops_plus":158,"era_plus":13},"rowScope":"team"},{"season":1879,"seasonType":"REG","gamesPlayed":null,"gamesStarted":null,"values":{"ops_plus":null,"era_plus":null},"team":"TOT","rowScope":"total"},{"season":1879,"seasonType":"REG","team":"CHC","values":{"ops_plus":119,"era_plus":null},"rowScope":"team"},{"season":1879,"seasonType":"REG","team":"Providence Grays","values":{"ops_plus":114,"era_plus":null},"rowScope":"team"},{"season":1881,"seasonType":"REG","gamesPlayed":null,"gamesStarted":null,"values":{"ops_plus":null,"era_plus":null},"team":"TOT","rowScope":"total"},{"season":1881,"seasonType":"REG","team":"Detroit Wolverines","values":{"ops_plus":100,"era_plus":null},"rowScope":"team"},{"season":1881,"seasonType":"REG","team":"Providence Grays","values":{"ops_plus":87,"era_plus":null},"rowScope":"team"},{"season":1883,"seasonType":"REG","gamesPlayed":null,"gamesStarted":null,"values":{"ops_plus":null,"era_plus":null},"team":"TOT","rowScope":"total"},{"season":1883,"seasonType":"REG","team":"ATL","values":{"ops_plus":97,"era_plus":null},"rowScope":"team"},{"season":1883,"seasonType":"REG","team":"Louisville Colonels","values":{"ops_plus":39,"era_plus":null},"rowScope":"team"},{"season":1884,"seasonType":"REG","team":"Boston Unions","values":{"ops_plus":101,"era_plus":9},"rowScope":"team"}],"careerTotals":{"REG":{"ops_plus":108,"era_plus":10}},"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":"2026-07-03T08:11:48.216Z"}