{"sport":"mlb","slug":"geronimo-berroa","bio":{"fullName":"Gerónimo Berroa","position":"DH","team":"LAD","heightInches":72,"weightLbs":195,"birthDate":"1965-03-18","rookieSeason":1989,"lastSeason":2000,"status":"RET","externalIds":{"mlbam":"110928","chadwick":"0fd67ee8","retro":"berrg001","wikidata":"Q5553527"}},"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":1989,"seasonType":"REG","team":"ATL","gamesPlayed":81,"values":{"g":81,"ab":136,"r":7,"h":36,"doubles":4,"triples":0,"hr":2,"rbi":9,"sb":0,"bb":7,"so":32,"avg":0.265,"obp":0.301,"slg":0.338,"ops":0.639},"rowScope":"team"},{"season":1990,"seasonType":"REG","team":"ATL","gamesPlayed":7,"values":{"g":7,"ab":4,"r":0,"h":0,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":1,"so":1,"avg":0,"obp":0.2,"slg":0,"ops":0.2},"rowScope":"team"},{"season":1992,"seasonType":"REG","team":"CIN","gamesPlayed":13,"values":{"g":13,"ab":15,"r":2,"h":4,"doubles":1,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":2,"so":1,"avg":0.267,"obp":0.389,"slg":0.333,"ops":0.722},"rowScope":"team"},{"season":1993,"seasonType":"REG","team":"MIA","gamesPlayed":14,"values":{"g":14,"ab":34,"r":3,"h":4,"doubles":1,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":2,"so":7,"avg":0.118,"obp":0.167,"slg":0.147,"ops":0.314},"rowScope":"team"},{"season":1994,"seasonType":"REG","team":"ATH","gamesPlayed":96,"values":{"g":96,"ab":340,"r":55,"h":104,"doubles":18,"triples":2,"hr":13,"rbi":65,"sb":7,"bb":41,"so":62,"avg":0.306,"obp":0.379,"slg":0.485,"ops":0.864},"rowScope":"team"},{"season":1995,"seasonType":"REG","team":"ATH","gamesPlayed":141,"values":{"g":141,"ab":546,"r":87,"h":152,"doubles":22,"triples":3,"hr":22,"rbi":88,"sb":7,"bb":63,"so":98,"avg":0.278,"obp":0.351,"slg":0.451,"ops":0.802},"rowScope":"team"},{"season":1996,"seasonType":"REG","team":"ATH","gamesPlayed":153,"values":{"g":153,"ab":586,"r":101,"h":170,"doubles":32,"triples":1,"hr":36,"rbi":106,"sb":0,"bb":47,"so":122,"avg":0.29,"obp":0.344,"slg":0.532,"ops":0.876},"rowScope":"team"},{"season":1997,"seasonType":"REG","gamesPlayed":156,"gamesStarted":null,"values":{"g":156,"ab":561,"r":88,"h":159,"doubles":25,"triples":0,"hr":26,"rbi":90,"sb":4,"bb":76,"so":120,"avg":0.283,"slg":0.467,"obp":null,"ops":null},"team":"TOT","rowScope":"total"},{"season":1997,"seasonType":"REG","team":"ATH","gamesPlayed":73,"values":{"g":73,"ab":261,"r":40,"h":81,"doubles":12,"triples":0,"hr":16,"rbi":42,"sb":3,"bb":36,"so":58,"avg":0.31,"obp":0.395,"slg":0.54,"ops":0.935},"rowScope":"team"},{"season":1997,"seasonType":"REG","team":"BAL","gamesPlayed":83,"values":{"g":83,"ab":300,"r":48,"h":78,"doubles":13,"triples":0,"hr":10,"rbi":48,"sb":1,"bb":40,"so":62,"avg":0.26,"obp":0.347,"slg":0.403,"ops":0.75},"rowScope":"team"},{"season":1997,"seasonType":"POST","team":"BAL","gamesPlayed":10,"values":{"g":10,"ab":34,"r":5,"h":11,"doubles":3,"triples":0,"hr":2,"rbi":5,"sb":0,"bb":2,"so":5,"avg":0.324,"obp":0.361,"slg":0.588,"ops":0.949},"rowScope":"team"},{"season":1998,"seasonType":"REG","gamesPlayed":72,"gamesStarted":null,"values":{"g":72,"ab":191,"r":23,"h":43,"doubles":7,"triples":2,"hr":1,"rbi":13,"sb":1,"bb":24,"so":44,"avg":0.225,"slg":0.298,"obp":null,"ops":null},"team":"TOT","rowScope":"total"},{"season":1998,"seasonType":"REG","team":"CLE","gamesPlayed":20,"values":{"g":20,"ab":65,"r":6,"h":13,"doubles":3,"triples":1,"hr":0,"rbi":3,"sb":1,"bb":7,"so":17,"avg":0.2,"obp":0.278,"slg":0.277,"ops":0.555},"rowScope":"team"},{"season":1998,"seasonType":"REG","team":"DET","gamesPlayed":52,"values":{"g":52,"ab":126,"r":17,"h":30,"doubles":4,"triples":1,"hr":1,"rbi":10,"sb":0,"bb":17,"so":27,"avg":0.238,"obp":0.338,"slg":0.31,"ops":0.648},"rowScope":"team"},{"season":1999,"seasonType":"REG","team":"TOR","gamesPlayed":22,"values":{"g":22,"ab":62,"r":11,"h":12,"doubles":3,"triples":0,"hr":1,"rbi":6,"sb":0,"bb":9,"so":15,"avg":0.194,"obp":0.315,"slg":0.29,"ops":0.605},"rowScope":"team"},{"season":2000,"seasonType":"REG","team":"LAD","gamesPlayed":24,"values":{"g":24,"ab":31,"r":2,"h":8,"doubles":0,"triples":1,"hr":0,"rbi":5,"sb":0,"bb":4,"so":8,"avg":0.258,"obp":0.343,"slg":0.323,"ops":0.666},"rowScope":"team"}],"careerTotals":{"REG":{"g":779,"ab":2506,"r":379,"h":692,"doubles":113,"triples":9,"hr":101,"rbi":382,"sb":19,"bb":276,"so":510,"avg":0.276,"obp":0.349,"slg":0.449,"ops":0.798},"POST":{"g":10,"ab":34,"r":5,"h":11,"doubles":3,"triples":0,"hr":2,"rbi":5,"sb":0,"bb":2,"so":5,"avg":0.324,"obp":0.361,"slg":0.588,"ops":0.949}}},{"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":1989,"seasonType":"REG","team":"ATL","values":{"ops_plus":88,"era_plus":null},"rowScope":"team"},{"season":1990,"seasonType":"REG","team":"ATL","values":{"ops_plus":-38,"era_plus":null},"rowScope":"team"},{"season":1992,"seasonType":"REG","team":"CIN","values":{"ops_plus":102,"era_plus":null},"rowScope":"team"},{"season":1993,"seasonType":"REG","team":"MIA","values":{"ops_plus":-12,"era_plus":null},"rowScope":"team"},{"season":1994,"seasonType":"REG","team":"ATH","values":{"ops_plus":131,"era_plus":null},"rowScope":"team"},{"season":1995,"seasonType":"REG","team":"ATH","values":{"ops_plus":115,"era_plus":null},"rowScope":"team"},{"season":1996,"seasonType":"REG","team":"ATH","values":{"ops_plus":122,"era_plus":null},"rowScope":"team"},{"season":1997,"seasonType":"REG","gamesPlayed":null,"gamesStarted":null,"values":{"ops_plus":null,"era_plus":null},"team":"TOT","rowScope":"total"},{"season":1997,"seasonType":"REG","team":"ATH","values":{"ops_plus":144,"era_plus":null},"rowScope":"team"},{"season":1997,"seasonType":"REG","team":"BAL","values":{"ops_plus":98,"era_plus":null},"rowScope":"team"},{"season":1998,"seasonType":"REG","gamesPlayed":null,"gamesStarted":null,"values":{"ops_plus":null,"era_plus":null},"team":"TOT","rowScope":"total"},{"season":1998,"seasonType":"REG","team":"CLE","values":{"ops_plus":42,"era_plus":null},"rowScope":"team"},{"season":1998,"seasonType":"REG","team":"DET","values":{"ops_plus":69,"era_plus":null},"rowScope":"team"},{"season":1999,"seasonType":"REG","team":"TOR","values":{"ops_plus":53,"era_plus":null},"rowScope":"team"},{"season":2000,"seasonType":"REG","team":"LAD","values":{"ops_plus":77,"era_plus":null},"rowScope":"team"}],"careerTotals":{"REG":{"ops_plus":110,"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":"2026-07-03T02:26:44.323Z"}