{"sport":"mlb","slug":"james-jones","bio":{"fullName":"James Jones","position":"CF","team":"SEA","heightInches":75,"weightLbs":205,"birthDate":"1988-09-24","rookieSeason":2014,"lastSeason":2015,"status":"RET","externalIds":{"mlbam":"571825","chadwick":"7b1cf062","retro":"jonej005","wikidata":"Q16467448"}},"draft":{"year":2009,"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":2014,"seasonType":"REG","team":"SEA","gamesPlayed":108,"values":{"g":108,"ab":312,"r":46,"h":78,"doubles":9,"triples":5,"hr":0,"rbi":9,"sb":27,"bb":12,"so":67,"avg":0.25,"obp":0.278,"slg":0.311,"ops":0.589},"rowScope":"team"},{"season":2015,"seasonType":"REG","team":"SEA","gamesPlayed":28,"values":{"g":28,"ab":29,"r":1,"h":3,"doubles":1,"triples":0,"hr":0,"rbi":0,"sb":1,"bb":2,"so":13,"avg":0.103,"obp":0.161,"slg":0.138,"ops":0.299},"rowScope":"team"}],"careerTotals":{"REG":{"g":136,"ab":341,"r":47,"h":81,"doubles":10,"triples":5,"hr":0,"rbi":9,"sb":28,"bb":14,"so":80,"avg":0.238,"obp":0.268,"slg":0.296,"ops":0.564}}},{"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":2014,"seasonType":"REG","team":"SEA","values":{"ops_plus":69,"era_plus":null},"rowScope":"team"},{"season":2015,"seasonType":"REG","team":"SEA","values":{"ops_plus":-15,"era_plus":null},"rowScope":"team"}],"careerTotals":{"REG":{"ops_plus":61,"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":"2026-07-03T01:55:30.038Z"}