{"sport":"mlb","slug":"brad-mills","bio":{"fullName":"Brad Mills","position":"P","team":"ATH","heightInches":72,"weightLbs":190,"birthDate":"1985-03-05","rookieSeason":2009,"lastSeason":2015,"status":"RET","externalIds":{"mlbam":"502166","chadwick":"a22a9ae0","retro":"millb001","wikidata":"Q2923420"}},"draft":{"year":2007,"round":null,"pick":null,"team":null,"undrafted":false},"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":2009,"seasonType":"REG","team":"TOR","gamesPlayed":2,"values":{"g":2,"ab":1,"r":0,"h":0,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":0,"so":0,"avg":0,"obp":0,"slg":0,"ops":0},"rowScope":"team"},{"season":2014,"seasonType":"REG","team":"ATH","gamesPlayed":3,"values":{"g":3,"ab":3,"r":0,"h":0,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":0,"so":1,"avg":0,"obp":0,"slg":0,"ops":0},"rowScope":"team"}],"careerTotals":{"REG":{"g":20,"ab":4,"r":0,"h":0,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":0,"so":1,"avg":0,"obp":0,"slg":0,"ops":0}}},{"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":2009,"seasonType":"REG","team":"TOR","gamesPlayed":2,"values":{"g":2,"gs":2,"w":0,"l":1,"sv":0,"ip":7.2,"so":9,"bb":6,"h":14,"er":12,"hr":4,"era":14.09,"whip":2.61},"rowScope":"team"},{"season":2010,"seasonType":"REG","team":"TOR","gamesPlayed":7,"values":{"g":7,"gs":3,"w":1,"l":0,"sv":0,"ip":22.1,"so":18,"bb":13,"h":20,"er":14,"hr":2,"era":5.64,"whip":1.48},"rowScope":"team"},{"season":2011,"seasonType":"REG","team":"TOR","gamesPlayed":5,"values":{"g":5,"gs":4,"w":1,"l":2,"sv":0,"ip":18.1,"so":18,"bb":12,"h":23,"er":20,"hr":4,"era":9.82,"whip":1.91},"rowScope":"team"},{"season":2012,"seasonType":"REG","team":"LAA","gamesPlayed":1,"values":{"g":1,"gs":1,"w":1,"l":0,"sv":0,"ip":5,"so":6,"bb":0,"h":3,"er":0,"hr":0,"era":0,"whip":0.6},"rowScope":"team"},{"season":2014,"seasonType":"REG","gamesPlayed":5,"gamesStarted":null,"values":{"g":5,"gs":3,"w":1,"l":1,"sv":0,"so":19,"bb":11,"h":29,"er":21,"hr":5,"ip":20.2,"era":9.15,"whip":1.94},"team":"TOT","rowScope":"total"},{"season":2014,"seasonType":"REG","team":"ATH","gamesPlayed":3,"values":{"g":3,"gs":3,"w":1,"l":1,"sv":0,"ip":16.1,"so":14,"bb":7,"h":19,"er":8,"hr":2,"era":4.41,"whip":1.59},"rowScope":"team"},{"season":2014,"seasonType":"REG","team":"TOR","gamesPlayed":2,"values":{"g":2,"gs":0,"w":0,"l":0,"sv":0,"ip":4.1,"so":5,"bb":4,"h":10,"er":13,"hr":3,"era":27,"whip":3.23},"rowScope":"team"},{"season":2015,"seasonType":"REG","team":"ATH","gamesPlayed":1,"values":{"g":1,"gs":1,"w":0,"l":0,"sv":0,"ip":5,"so":1,"bb":1,"h":7,"er":3,"hr":1,"era":5.4,"whip":1.6},"rowScope":"team"}],"careerTotals":{"REG":{"g":21,"gs":14,"w":4,"l":4,"sv":0,"ip":79,"so":71,"bb":43,"h":96,"er":70,"hr":16,"era":7.97,"whip":1.76}}},{"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":2009,"seasonType":"REG","team":"TOR","values":{"ops_plus":-100,"era_plus":31},"rowScope":"team"},{"season":2010,"seasonType":"REG","team":"TOR","values":{"ops_plus":null,"era_plus":74},"rowScope":"team"},{"season":2011,"seasonType":"REG","team":"TOR","values":{"ops_plus":null,"era_plus":42},"rowScope":"team"},{"season":2014,"seasonType":"REG","gamesPlayed":null,"gamesStarted":null,"values":{"ops_plus":null,"era_plus":null},"team":"TOT","rowScope":"total"},{"season":2014,"seasonType":"REG","team":"ATH","values":{"ops_plus":-100,"era_plus":75},"rowScope":"team"},{"season":2014,"seasonType":"REG","team":"TOR","values":{"ops_plus":null,"era_plus":14},"rowScope":"team"},{"season":2015,"seasonType":"REG","team":"ATH","values":{"ops_plus":null,"era_plus":79},"rowScope":"team"}],"careerTotals":{"REG":{"ops_plus":-100,"era_plus":47}},"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":"2026-07-03T01:55:30.038Z"}