{"sport":"mlb","slug":"bill-johnson-1920","bio":{"fullName":"Bill Johnson","position":"X","team":null,"heightInches":72,"weightLbs":185,"birthDate":"1895-11-21","rookieSeason":1920,"lastSeason":1928,"status":"RET","externalIds":{"mlbam":"818779","chadwick":"73201cb2","retro":"johnb110","wikidata":"Q104839515"}},"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":1920,"seasonType":"REG","team":"Dayton Marcos","gamesPlayed":12,"values":{"g":12,"ab":35,"r":4,"h":9,"doubles":0,"triples":1,"hr":0,"rbi":4,"sb":1,"bb":3,"so":null,"avg":0.257,"obp":0.316,"slg":0.314,"ops":0.63},"rowScope":"team"},{"season":1924,"seasonType":"REG","team":"Washington Potomacs","gamesPlayed":2,"values":{"g":2,"ab":19,"r":3,"h":6,"doubles":0,"triples":0,"hr":0,"rbi":2,"sb":0,"bb":1,"so":null,"avg":0.316,"obp":0.35,"slg":0.316,"ops":0.666},"rowScope":"team"},{"season":1925,"seasonType":"REG","gamesPlayed":49,"gamesStarted":null,"values":{"g":49,"ab":190,"r":20,"h":50,"doubles":6,"triples":5,"hr":4,"rbi":33,"sb":1,"bb":14,"so":null,"avg":0.263,"slg":0.411,"obp":null,"ops":null},"team":"TOT","rowScope":"total"},{"season":1925,"seasonType":"REG","team":"Harrisburg Giants","gamesPlayed":22,"values":{"g":22,"ab":78,"r":9,"h":18,"doubles":2,"triples":1,"hr":2,"rbi":10,"sb":0,"bb":5,"so":null,"avg":0.231,"obp":0.286,"slg":0.359,"ops":0.645},"rowScope":"team"},{"season":1925,"seasonType":"REG","team":"Wilmington Potomacs","gamesPlayed":27,"values":{"g":27,"ab":112,"r":11,"h":32,"doubles":4,"triples":4,"hr":2,"rbi":23,"sb":1,"bb":9,"so":null,"avg":0.286,"obp":0.339,"slg":0.446,"ops":0.785},"rowScope":"team"},{"season":1926,"seasonType":"REG","team":"Harrisburg Giants","gamesPlayed":26,"values":{"g":26,"ab":92,"r":14,"h":28,"doubles":8,"triples":3,"hr":3,"rbi":15,"sb":4,"bb":5,"so":null,"avg":0.304,"obp":0.34,"slg":0.554,"ops":0.894},"rowScope":"team"},{"season":1927,"seasonType":"REG","team":"Hilldale Daisies","gamesPlayed":61,"values":{"g":61,"ab":182,"r":25,"h":46,"doubles":8,"triples":2,"hr":2,"rbi":23,"sb":3,"bb":19,"so":null,"avg":0.253,"obp":0.327,"slg":0.352,"ops":0.679},"rowScope":"team"},{"season":1928,"seasonType":"REG","team":"Philadelphia Tigers","gamesPlayed":7,"values":{"g":7,"ab":26,"r":5,"h":11,"doubles":1,"triples":1,"hr":0,"rbi":3,"sb":1,"bb":0,"so":null,"avg":0.423,"obp":0.444,"slg":0.538,"ops":0.982},"rowScope":"team"}],"careerTotals":{"REG":{"g":157,"ab":544,"r":71,"h":150,"doubles":23,"triples":12,"hr":9,"rbi":80,"sb":10,"bb":42,"so":null,"avg":0.276,"obp":0.331,"slg":0.412,"ops":0.743}}},{"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":1920,"seasonType":"REG","team":"Dayton Marcos","values":{"ops_plus":108,"era_plus":null},"rowScope":"team"},{"season":1924,"seasonType":"REG","team":"Washington Potomacs","values":{"ops_plus":91,"era_plus":null},"rowScope":"team"},{"season":1925,"seasonType":"REG","gamesPlayed":null,"gamesStarted":null,"values":{"ops_plus":null,"era_plus":null},"team":"TOT","rowScope":"total"},{"season":1925,"seasonType":"REG","team":"Harrisburg Giants","values":{"ops_plus":58,"era_plus":null},"rowScope":"team"},{"season":1925,"seasonType":"REG","team":"Wilmington Potomacs","values":{"ops_plus":95,"era_plus":null},"rowScope":"team"}],"careerTotals":{"REG":{"ops_plus":84,"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":"2026-07-03T07:30:05.395Z"}