{"sport":"mlb","slug":"jim-campanis","bio":{"fullName":"Jim Campanis","position":"C","team":"PIT","heightInches":72,"weightLbs":195,"birthDate":"1944-02-09","rookieSeason":1966,"lastSeason":1973,"status":"RET","externalIds":{"mlbam":"111918","chadwick":"cbcbd496","retro":"campj105","wikidata":"Q6194009"}},"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":1966,"seasonType":"REG","team":"LAD","gamesPlayed":1,"values":{"g":1,"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":1967,"seasonType":"REG","team":"LAD","gamesPlayed":41,"values":{"g":41,"ab":62,"r":3,"h":10,"doubles":1,"triples":0,"hr":2,"rbi":2,"sb":0,"bb":9,"so":14,"avg":0.161,"obp":0.268,"slg":0.274,"ops":0.542},"rowScope":"team"},{"season":1968,"seasonType":"REG","team":"LAD","gamesPlayed":4,"values":{"g":4,"ab":11,"r":0,"h":1,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":1,"so":2,"avg":0.091,"obp":0.167,"slg":0.091,"ops":0.258},"rowScope":"team"},{"season":1969,"seasonType":"REG","team":"KC","gamesPlayed":30,"values":{"g":30,"ab":83,"r":4,"h":13,"doubles":5,"triples":0,"hr":0,"rbi":5,"sb":0,"bb":5,"so":19,"avg":0.157,"obp":0.202,"slg":0.217,"ops":0.419},"rowScope":"team"},{"season":1970,"seasonType":"REG","team":"KC","gamesPlayed":31,"values":{"g":31,"ab":54,"r":6,"h":7,"doubles":0,"triples":0,"hr":2,"rbi":2,"sb":0,"bb":4,"so":14,"avg":0.13,"obp":0.203,"slg":0.241,"ops":0.444},"rowScope":"team"},{"season":1973,"seasonType":"REG","team":"PIT","gamesPlayed":6,"values":{"g":6,"ab":6,"r":0,"h":1,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":0,"so":0,"avg":0.167,"obp":0.167,"slg":0.167,"ops":0.334},"rowScope":"team"}],"careerTotals":{"REG":{"g":113,"ab":217,"r":13,"h":32,"doubles":6,"triples":0,"hr":4,"rbi":9,"sb":0,"bb":19,"so":49,"avg":0.147,"obp":0.218,"slg":0.23,"ops":0.448}}},{"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":1966,"seasonType":"REG","team":"LAD","values":{"ops_plus":-100,"era_plus":null},"rowScope":"team"},{"season":1967,"seasonType":"REG","team":"LAD","values":{"ops_plus":63,"era_plus":null},"rowScope":"team"},{"season":1968,"seasonType":"REG","team":"LAD","values":{"ops_plus":-18,"era_plus":null},"rowScope":"team"},{"season":1969,"seasonType":"REG","team":"KC","values":{"ops_plus":22,"era_plus":null},"rowScope":"team"},{"season":1970,"seasonType":"REG","team":"KC","values":{"ops_plus":22,"era_plus":null},"rowScope":"team"},{"season":1973,"seasonType":"REG","team":"PIT","values":{"ops_plus":-3,"era_plus":null},"rowScope":"team"}],"careerTotals":{"REG":{"ops_plus":30,"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":"2026-07-03T03:00:12.318Z"}