{"sport":"mlb","slug":"charlie-pechous","bio":{"fullName":"Charlie Pechous","position":"3B","team":"CHC","heightInches":72,"weightLbs":170,"birthDate":"1896-10-05","rookieSeason":1915,"lastSeason":1917,"status":"RET","externalIds":{"mlbam":"120342","chadwick":"ca2b5371","retro":"pechc101","wikidata":"Q5085380"}},"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":1915,"seasonType":"REG","team":"Chicago Whales","gamesPlayed":18,"values":{"g":18,"ab":51,"r":4,"h":9,"doubles":3,"triples":0,"hr":0,"rbi":4,"sb":1,"bb":4,"so":15,"avg":0.176,"obp":0.236,"slg":0.235,"ops":0.471},"rowScope":"team"},{"season":1916,"seasonType":"REG","team":"CHC","gamesPlayed":22,"values":{"g":22,"ab":69,"r":5,"h":10,"doubles":1,"triples":1,"hr":0,"rbi":4,"sb":1,"bb":3,"so":21,"avg":0.145,"obp":0.181,"slg":0.188,"ops":0.369},"rowScope":"team"},{"season":1917,"seasonType":"REG","team":"CHC","gamesPlayed":13,"values":{"g":13,"ab":41,"r":2,"h":10,"doubles":0,"triples":0,"hr":0,"rbi":1,"sb":1,"bb":2,"so":9,"avg":0.244,"obp":0.295,"slg":0.244,"ops":0.539},"rowScope":"team"}],"careerTotals":{"REG":{"g":53,"ab":161,"r":11,"h":29,"doubles":4,"triples":1,"hr":0,"rbi":9,"sb":3,"bb":9,"so":45,"avg":0.18,"obp":0.228,"slg":0.217,"ops":0.445}}},{"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":1915,"seasonType":"REG","team":"Chicago Whales","values":{"ops_plus":44,"era_plus":null},"rowScope":"team"},{"season":1916,"seasonType":"REG","team":"CHC","values":{"ops_plus":18,"era_plus":null},"rowScope":"team"},{"season":1917,"seasonType":"REG","team":"CHC","values":{"ops_plus":67,"era_plus":null},"rowScope":"team"}],"careerTotals":{"REG":{"ops_plus":39,"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":"2026-07-03T07:40:28.886Z"}