{"sport":"mlb","slug":"wally-clement","bio":{"fullName":"Wally Clement","position":"LF","team":"LAD","heightInches":71,"weightLbs":175,"birthDate":"1881-07-21","rookieSeason":1908,"lastSeason":1909,"status":"RET","externalIds":{"mlbam":"112390","chadwick":"f07c051d","retro":"clemw101","wikidata":"Q7963328"}},"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":1908,"seasonType":"REG","team":"PHI","gamesPlayed":16,"values":{"g":16,"ab":36,"r":0,"h":8,"doubles":3,"triples":0,"hr":0,"rbi":1,"sb":2,"bb":0,"so":null,"avg":0.222,"obp":0.222,"slg":0.306,"ops":0.528},"rowScope":"team"},{"season":1909,"seasonType":"REG","gamesPlayed":95,"gamesStarted":null,"values":{"g":95,"ab":343,"r":35,"h":88,"doubles":8,"triples":4,"hr":0,"rbi":17,"sb":11,"bb":18,"so":null,"avg":0.257,"slg":0.303,"obp":null,"ops":null},"team":"TOT","rowScope":"total"},{"season":1909,"seasonType":"REG","team":"LAD","gamesPlayed":92,"values":{"g":92,"ab":340,"r":35,"h":88,"doubles":8,"triples":4,"hr":0,"rbi":17,"sb":11,"bb":18,"so":null,"avg":0.259,"obp":0.296,"slg":0.306,"ops":0.602},"rowScope":"team"},{"season":1909,"seasonType":"REG","team":"PHI","gamesPlayed":3,"values":{"g":3,"ab":3,"r":0,"h":0,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":0,"so":null,"avg":0,"obp":0,"slg":0,"ops":0},"rowScope":"team"}],"careerTotals":{"REG":{"g":111,"ab":379,"r":35,"h":96,"doubles":11,"triples":4,"hr":0,"rbi":18,"sb":13,"bb":18,"so":null,"avg":0.253,"obp":0.287,"slg":0.303,"ops":0.59}}},{"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":1908,"seasonType":"REG","team":"PHI","values":{"ops_plus":76,"era_plus":null},"rowScope":"team"},{"season":1909,"seasonType":"REG","gamesPlayed":null,"gamesStarted":null,"values":{"ops_plus":null,"era_plus":null},"team":"TOT","rowScope":"total"},{"season":1909,"seasonType":"REG","team":"LAD","values":{"ops_plus":95,"era_plus":null},"rowScope":"team"},{"season":1909,"seasonType":"REG","team":"PHI","values":{"ops_plus":-100,"era_plus":null},"rowScope":"team"}],"careerTotals":{"REG":{"ops_plus":91,"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":"2026-07-03T07:50:50.720Z"}