{"sport":"mlb","slug":"steve-barr","bio":{"fullName":"Steve Barr","position":"P","team":"TEX","heightInches":76,"weightLbs":200,"birthDate":"1951-09-08","rookieSeason":1974,"lastSeason":1976,"status":"RET","externalIds":{"mlbam":"110607","chadwick":"f9d0fb80","retro":"barrs103","wikidata":"Q7611875"}},"draft":{"year":1969,"round":null,"pick":null,"team":null,"undrafted":false},"statTables":[{"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":1974,"seasonType":"REG","team":"BOS","gamesPlayed":1,"values":{"g":1,"gs":1,"w":1,"l":0,"sv":0,"ip":9,"so":3,"bb":6,"h":7,"er":4,"hr":0,"era":4,"whip":1.44},"rowScope":"team"},{"season":1975,"seasonType":"REG","team":"BOS","gamesPlayed":3,"values":{"g":3,"gs":2,"w":0,"l":1,"sv":0,"ip":7,"so":2,"bb":7,"h":11,"er":2,"hr":1,"era":2.57,"whip":2.57},"rowScope":"team"},{"season":1976,"seasonType":"REG","team":"TEX","gamesPlayed":20,"values":{"g":20,"gs":10,"w":2,"l":6,"sv":0,"ip":67.2,"so":27,"bb":44,"h":70,"er":42,"hr":10,"era":5.59,"whip":1.68},"rowScope":"team"}],"careerTotals":{"REG":{"g":24,"gs":13,"w":3,"l":7,"sv":0,"ip":83.2,"so":32,"bb":57,"h":88,"er":48,"hr":11,"era":5.16,"whip":1.73}}},{"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":1974,"seasonType":"REG","team":"BOS","values":{"ops_plus":null,"era_plus":91},"rowScope":"team"},{"season":1975,"seasonType":"REG","team":"BOS","values":{"ops_plus":null,"era_plus":148},"rowScope":"team"},{"season":1976,"seasonType":"REG","team":"TEX","values":{"ops_plus":null,"era_plus":63},"rowScope":"team"}],"careerTotals":{"REG":{"ops_plus":null,"era_plus":69}},"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":"2026-07-03T03:00:12.318Z"}