{"sport":"mlb","slug":"george-creamer","bio":{"fullName":"George Creamer","position":"2B","team":"PIT","heightInches":74,"weightLbs":0,"birthDate":"1855-01-01","rookieSeason":1878,"lastSeason":1884,"status":"RET","externalIds":{"mlbam":"112809","chadwick":"5e69ae75","retro":"creag101","wikidata":"Q5538214"}},"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":1878,"seasonType":"REG","team":"Milwaukee Cream Citys","gamesPlayed":50,"values":{"g":50,"ab":193,"r":30,"h":41,"doubles":7,"triples":3,"hr":0,"rbi":15,"sb":null,"bb":5,"so":15,"avg":0.212,"obp":null,"slg":0.28,"ops":null},"rowScope":"team"},{"season":1879,"seasonType":"REG","team":"Syracuse Stars","gamesPlayed":15,"values":{"g":15,"ab":60,"r":3,"h":13,"doubles":2,"triples":0,"hr":0,"rbi":3,"sb":null,"bb":1,"so":2,"avg":0.217,"obp":null,"slg":0.25,"ops":null},"rowScope":"team"},{"season":1880,"seasonType":"REG","team":"Worcester Brown Stockings","gamesPlayed":85,"values":{"g":85,"ab":306,"r":40,"h":61,"doubles":6,"triples":3,"hr":0,"rbi":27,"sb":null,"bb":4,"so":21,"avg":0.199,"obp":null,"slg":0.239,"ops":null},"rowScope":"team"},{"season":1881,"seasonType":"REG","team":"Worcester Brown Stockings","gamesPlayed":80,"values":{"g":80,"ab":309,"r":42,"h":64,"doubles":9,"triples":2,"hr":0,"rbi":25,"sb":null,"bb":11,"so":27,"avg":0.207,"obp":null,"slg":0.249,"ops":null},"rowScope":"team"},{"season":1882,"seasonType":"REG","team":"Worcester Brown Stockings","gamesPlayed":81,"values":{"g":81,"ab":286,"r":27,"h":65,"doubles":16,"triples":6,"hr":1,"rbi":29,"sb":null,"bb":14,"so":24,"avg":0.227,"obp":null,"slg":0.336,"ops":null},"rowScope":"team"},{"season":1883,"seasonType":"REG","team":"PIT","gamesPlayed":91,"values":{"g":91,"ab":369,"r":54,"h":94,"doubles":7,"triples":9,"hr":0,"rbi":null,"sb":null,"bb":20,"so":null,"avg":0.255,"obp":null,"slg":0.322,"ops":null},"rowScope":"team"},{"season":1884,"seasonType":"REG","team":"PIT","gamesPlayed":98,"values":{"g":98,"ab":339,"r":38,"h":62,"doubles":8,"triples":5,"hr":0,"rbi":null,"sb":null,"bb":16,"so":null,"avg":0.183,"obp":0.224,"slg":0.236,"ops":0.46},"rowScope":"team"}],"careerTotals":{"REG":{"g":500,"ab":1862,"r":234,"h":400,"doubles":55,"triples":28,"hr":1,"rbi":99,"sb":null,"bb":71,"so":89,"avg":0.215,"obp":0.244,"slg":0.276,"ops":0.52}}},{"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":1878,"seasonType":"REG","team":"Milwaukee Cream Citys","values":{"ops_plus":71,"era_plus":null},"rowScope":"team"},{"season":1879,"seasonType":"REG","team":"Syracuse Stars","values":{"ops_plus":61,"era_plus":null},"rowScope":"team"},{"season":1880,"seasonType":"REG","team":"Worcester Brown Stockings","values":{"ops_plus":53,"era_plus":null},"rowScope":"team"},{"season":1881,"seasonType":"REG","team":"Worcester Brown Stockings","values":{"ops_plus":54,"era_plus":null},"rowScope":"team"},{"season":1882,"seasonType":"REG","team":"Worcester Brown Stockings","values":{"ops_plus":92,"era_plus":null},"rowScope":"team"},{"season":1883,"seasonType":"REG","team":"PIT","values":{"ops_plus":93,"era_plus":null},"rowScope":"team"},{"season":1884,"seasonType":"REG","team":"PIT","values":{"ops_plus":48,"era_plus":null},"rowScope":"team"}],"careerTotals":{"REG":{"ops_plus":69,"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":"2026-07-03T08:11:48.216Z"}