{"sport":"mlb","slug":"skin-down-robinson","bio":{"fullName":"Skin Down Robinson","position":"X","team":null,"heightInches":64,"weightLbs":168,"birthDate":"1908-03-05","rookieSeason":1938,"lastSeason":1943,"status":"RET","externalIds":{"mlbam":"817494","chadwick":"826710d2","retro":"robis101"}},"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":1938,"seasonType":"REG","team":"Jacksonville Red Caps","gamesPlayed":5,"values":{"g":5,"ab":19,"r":1,"h":9,"doubles":2,"triples":0,"hr":0,"rbi":5,"sb":0,"bb":2,"so":null,"avg":0.474,"obp":0.524,"slg":0.579,"ops":1.103},"rowScope":"team"},{"season":1939,"seasonType":"REG","team":"Baltimore Elite Giants","gamesPlayed":2,"values":{"g":2,"ab":1,"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"},{"season":1940,"seasonType":"REG","team":"Cleveland Bears","gamesPlayed":11,"values":{"g":11,"ab":38,"r":3,"h":7,"doubles":0,"triples":0,"hr":0,"rbi":1,"sb":3,"bb":2,"so":null,"avg":0.184,"obp":0.225,"slg":0.184,"ops":0.409},"rowScope":"team"},{"season":1941,"seasonType":"REG","team":"Jacksonville Red Caps","gamesPlayed":11,"values":{"g":11,"ab":39,"r":3,"h":5,"doubles":0,"triples":0,"hr":0,"rbi":2,"sb":0,"bb":3,"so":null,"avg":0.128,"obp":0.209,"slg":0.128,"ops":0.337},"rowScope":"team"},{"season":1942,"seasonType":"REG","team":"Jacksonville Red Caps","gamesPlayed":7,"values":{"g":7,"ab":19,"r":0,"h":2,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":0,"so":null,"avg":0.105,"obp":0.105,"slg":0.105,"ops":0.21},"rowScope":"team"},{"season":1943,"seasonType":"REG","team":"New York Black Yankees","gamesPlayed":21,"values":{"g":21,"ab":62,"r":13,"h":17,"doubles":1,"triples":1,"hr":0,"rbi":5,"sb":2,"bb":8,"so":null,"avg":0.274,"obp":0.392,"slg":0.323,"ops":0.715},"rowScope":"team"}],"careerTotals":{"REG":{"g":57,"ab":178,"r":20,"h":40,"doubles":3,"triples":1,"hr":0,"rbi":13,"sb":5,"bb":15,"so":null,"avg":0.225,"obp":0.303,"slg":0.253,"ops":0.556}}},{"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":1938,"seasonType":"REG","team":"Jacksonville Red Caps","values":{"ops_plus":219,"era_plus":null},"rowScope":"team"},{"season":1939,"seasonType":"REG","team":"Baltimore Elite Giants","values":{"ops_plus":-100,"era_plus":null},"rowScope":"team"},{"season":1940,"seasonType":"REG","team":"Cleveland Bears","values":{"ops_plus":22,"era_plus":null},"rowScope":"team"},{"season":1941,"seasonType":"REG","team":"Jacksonville Red Caps","values":{"ops_plus":-4,"era_plus":null},"rowScope":"team"},{"season":1942,"seasonType":"REG","team":"Jacksonville Red Caps","values":{"ops_plus":-34,"era_plus":null},"rowScope":"team"},{"season":1943,"seasonType":"REG","team":"New York Black Yankees","values":{"ops_plus":87,"era_plus":null},"rowScope":"team"}],"careerTotals":{"REG":{"ops_plus":55,"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":"2026-07-03T03:41:46.470Z"}