{"sport":"mlb","slug":"mike-sullivan","bio":{"fullName":"Mike Sullivan","position":"P","team":"ATL","heightInches":73,"weightLbs":210,"birthDate":"1866-10-23","rookieSeason":1889,"lastSeason":1899,"status":"RET","externalIds":{"mlbam":"122961","chadwick":"598e5801","retro":"sullm101"}},"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":1889,"seasonType":"REG","team":"Washington Senators","gamesPlayed":9,"values":{"g":9,"ab":19,"r":2,"h":1,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":1,"so":2,"avg":0.053,"obp":0.143,"slg":0.053,"ops":0.196},"rowScope":"team"},{"season":1890,"seasonType":"REG","team":"CHC","gamesPlayed":12,"values":{"g":12,"ab":40,"r":1,"h":5,"doubles":1,"triples":0,"hr":0,"rbi":7,"sb":0,"bb":2,"so":12,"avg":0.125,"obp":0.167,"slg":0.15,"ops":0.317},"rowScope":"team"},{"season":1891,"seasonType":"REG","gamesPlayed":5,"gamesStarted":null,"values":{"g":5,"ab":17,"r":3,"h":2,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":1,"bb":0,"so":5,"avg":0.118,"slg":0.118,"obp":null,"ops":null},"team":"TOT","rowScope":"total"},{"season":1891,"seasonType":"REG","team":"Philadelphia Athletics","gamesPlayed":2,"values":{"g":2,"ab":7,"r":0,"h":0,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":0,"so":5,"avg":0,"obp":0,"slg":0,"ops":0},"rowScope":"team"},{"season":1891,"seasonType":"REG","team":"SF","gamesPlayed":3,"values":{"g":3,"ab":10,"r":3,"h":2,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":1,"bb":0,"so":0,"avg":0.2,"obp":0.2,"slg":0.2,"ops":0.4},"rowScope":"team"},{"season":1892,"seasonType":"REG","team":"CIN","gamesPlayed":21,"values":{"g":21,"ab":74,"r":5,"h":13,"doubles":1,"triples":1,"hr":0,"rbi":5,"sb":0,"bb":0,"so":17,"avg":0.176,"obp":0.187,"slg":0.216,"ops":0.403},"rowScope":"team"},{"season":1893,"seasonType":"REG","team":"CIN","gamesPlayed":27,"values":{"g":27,"ab":79,"r":7,"h":16,"doubles":2,"triples":0,"hr":1,"rbi":7,"sb":2,"bb":2,"so":9,"avg":0.203,"obp":0.222,"slg":0.266,"ops":0.488},"rowScope":"team"},{"season":1894,"seasonType":"REG","gamesPlayed":33,"gamesStarted":null,"values":{"g":33,"ab":101,"r":10,"h":22,"doubles":2,"triples":2,"hr":1,"rbi":15,"sb":0,"bb":4,"so":20,"avg":0.218,"slg":0.307,"obp":null,"ops":null},"team":"TOT","rowScope":"total"},{"season":1894,"seasonType":"REG","team":"Cleveland Spiders","gamesPlayed":13,"values":{"g":13,"ab":44,"r":6,"h":13,"doubles":1,"triples":1,"hr":0,"rbi":8,"sb":0,"bb":2,"so":9,"avg":0.295,"obp":0.326,"slg":0.364,"ops":0.69},"rowScope":"team"},{"season":1894,"seasonType":"REG","team":"Washington Senators","gamesPlayed":20,"values":{"g":20,"ab":57,"r":4,"h":9,"doubles":1,"triples":1,"hr":1,"rbi":7,"sb":0,"bb":2,"so":11,"avg":0.158,"obp":0.186,"slg":0.263,"ops":0.449},"rowScope":"team"},{"season":1895,"seasonType":"REG","team":"Cleveland Spiders","gamesPlayed":4,"values":{"g":4,"ab":15,"r":2,"h":2,"doubles":1,"triples":0,"hr":0,"rbi":1,"sb":0,"bb":0,"so":3,"avg":0.133,"obp":0.133,"slg":0.2,"ops":0.333},"rowScope":"team"},{"season":1896,"seasonType":"REG","team":"SF","gamesPlayed":25,"values":{"g":25,"ab":77,"r":10,"h":16,"doubles":1,"triples":0,"hr":0,"rbi":5,"sb":0,"bb":1,"so":14,"avg":0.208,"obp":0.228,"slg":0.221,"ops":0.449},"rowScope":"team"},{"season":1897,"seasonType":"REG","team":"SF","gamesPlayed":23,"values":{"g":23,"ab":66,"r":6,"h":18,"doubles":1,"triples":0,"hr":0,"rbi":8,"sb":0,"bb":2,"so":null,"avg":0.273,"obp":0.294,"slg":0.288,"ops":0.582},"rowScope":"team"},{"season":1898,"seasonType":"REG","team":"ATL","gamesPlayed":3,"values":{"g":3,"ab":3,"r":0,"h":1,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":0,"so":null,"avg":0.333,"obp":0.333,"slg":0.333,"ops":0.666},"rowScope":"team"},{"season":1899,"seasonType":"REG","team":"ATL","gamesPlayed":1,"values":{"g":1,"ab":3,"r":0,"h":1,"doubles":0,"triples":0,"hr":0,"rbi":0,"sb":0,"bb":1,"so":null,"avg":0.333,"obp":0.5,"slg":0.333,"ops":0.833},"rowScope":"team"}],"careerTotals":{"REG":{"g":163,"ab":494,"r":46,"h":97,"doubles":9,"triples":3,"hr":2,"rbi":48,"sb":3,"bb":13,"so":82,"avg":0.196,"obp":0.222,"slg":0.239,"ops":0.461}}},{"id":"pitching","label":"Pitching","columns":[{"key":"g"},{"key":"gs"},{"key":"w"},{"key":"l"},{"key":"sv"},{"key":"ip"},{"key":"so"},{"key":"bb"},{"key":"h"},{"key":"er"},{"key":"hr"},{"key":"era"},{"key":"whip"}],"rows":[{"season":1889,"seasonType":"REG","team":"Washington Senators","gamesPlayed":9,"values":{"g":9,"gs":3,"w":0,"l":3,"sv":0,"ip":41,"so":15,"bb":32,"h":47,"er":33,"hr":2,"era":7.24,"whip":1.93},"rowScope":"team"},{"season":1890,"seasonType":"REG","team":"CHC","gamesPlayed":12,"values":{"g":12,"gs":12,"w":5,"l":6,"sv":0,"ip":96,"so":33,"bb":58,"h":108,"er":49,"hr":3,"era":4.59,"whip":1.73},"rowScope":"team"},{"season":1891,"seasonType":"REG","gamesPlayed":5,"gamesStarted":null,"values":{"g":5,"gs":5,"w":1,"l":4,"sv":0,"so":18,"bb":18,"h":41,"er":16,"hr":2,"ip":42,"era":3.43,"whip":1.4},"team":"TOT","rowScope":"total"},{"season":1891,"seasonType":"REG","team":"Philadelphia Athletics","gamesPlayed":2,"values":{"g":2,"gs":2,"w":0,"l":2,"sv":0,"ip":18,"so":7,"bb":10,"h":17,"er":7,"hr":2,"era":3.5,"whip":1.5},"rowScope":"team"},{"season":1891,"seasonType":"REG","team":"SF","gamesPlayed":3,"values":{"g":3,"gs":3,"w":1,"l":2,"sv":0,"ip":24,"so":11,"bb":8,"h":24,"er":9,"hr":0,"era":3.38,"whip":1.33},"rowScope":"team"},{"season":1892,"seasonType":"REG","team":"CIN","gamesPlayed":21,"values":{"g":21,"gs":16,"w":12,"l":4,"sv":0,"ip":166.1,"so":56,"bb":74,"h":179,"er":57,"hr":8,"era":3.08,"whip":1.52},"rowScope":"team"},{"season":1893,"seasonType":"REG","team":"CIN","gamesPlayed":27,"values":{"g":27,"gs":18,"w":8,"l":11,"sv":1,"ip":183.2,"so":40,"bb":103,"h":200,"er":103,"hr":5,"era":5.05,"whip":1.65},"rowScope":"team"},{"season":1894,"seasonType":"REG","gamesPlayed":33,"gamesStarted":null,"values":{"g":33,"gs":23,"w":8,"l":15,"sv":1,"so":40,"bb":121,"h":294,"er":150,"hr":14,"ip":208.1,"era":6.48,"whip":1.99},"team":"TOT","rowScope":"total"},{"season":1894,"seasonType":"REG","team":"Cleveland Spiders","gamesPlayed":13,"values":{"g":13,"gs":11,"w":6,"l":5,"sv":0,"ip":90.2,"so":19,"bb":47,"h":128,"er":64,"hr":4,"era":6.35,"whip":1.93},"rowScope":"team"},{"season":1894,"seasonType":"REG","team":"Washington Senators","gamesPlayed":20,"values":{"g":20,"gs":12,"w":2,"l":10,"sv":1,"ip":117.2,"so":21,"bb":74,"h":166,"er":86,"hr":10,"era":6.58,"whip":2.04},"rowScope":"team"},{"season":1895,"seasonType":"REG","team":"Cleveland Spiders","gamesPlayed":4,"values":{"g":4,"gs":3,"w":1,"l":2,"sv":0,"ip":31,"so":5,"bb":16,"h":42,"er":29,"hr":1,"era":8.42,"whip":1.87},"rowScope":"team"},{"season":1896,"seasonType":"REG","team":"SF","gamesPlayed":25,"values":{"g":25,"gs":22,"w":10,"l":13,"sv":0,"ip":185.1,"so":42,"bb":71,"h":188,"er":96,"hr":3,"era":4.66,"whip":1.4},"rowScope":"team"},{"season":1897,"seasonType":"REG","team":"SF","gamesPlayed":23,"values":{"g":23,"gs":16,"w":8,"l":7,"sv":2,"ip":148.2,"so":35,"bb":71,"h":183,"er":84,"hr":6,"era":5.09,"whip":1.71},"rowScope":"team"},{"season":1898,"seasonType":"REG","team":"ATL","gamesPlayed":3,"values":{"g":3,"gs":2,"w":0,"l":1,"sv":0,"ip":12,"so":1,"bb":9,"h":19,"er":16,"hr":1,"era":12,"whip":2.33},"rowScope":"team"},{"season":1899,"seasonType":"REG","team":"ATL","gamesPlayed":1,"values":{"g":1,"gs":1,"w":1,"l":0,"sv":0,"ip":9,"so":1,"bb":4,"h":10,"er":5,"hr":1,"era":5,"whip":1.56},"rowScope":"team"}],"careerTotals":{"REG":{"g":163,"gs":121,"w":54,"l":66,"sv":4,"ip":1123.1,"so":286,"bb":577,"h":1311,"er":638,"hr":46,"era":5.11,"whip":1.68}}},{"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":1889,"seasonType":"REG","team":"Washington Senators","values":{"ops_plus":-55,"era_plus":55},"rowScope":"team"},{"season":1890,"seasonType":"REG","team":"CHC","values":{"ops_plus":-4,"era_plus":75},"rowScope":"team"},{"season":1891,"seasonType":"REG","gamesPlayed":null,"gamesStarted":null,"values":{"ops_plus":null,"era_plus":null},"team":"TOT","rowScope":"total"},{"season":1891,"seasonType":"REG","team":"Philadelphia Athletics","values":{"ops_plus":-100,"era_plus":99},"rowScope":"team"},{"season":1891,"seasonType":"REG","team":"SF","values":{"ops_plus":21,"era_plus":106},"rowScope":"team"},{"season":1892,"seasonType":"REG","team":"CIN","values":{"ops_plus":22,"era_plus":107},"rowScope":"team"},{"season":1893,"seasonType":"REG","team":"CIN","values":{"ops_plus":34,"era_plus":92},"rowScope":"team"},{"season":1894,"seasonType":"REG","gamesPlayed":null,"gamesStarted":null,"values":{"ops_plus":null,"era_plus":null},"team":"TOT","rowScope":"total"},{"season":1894,"seasonType":"REG","team":"Cleveland Spiders","values":{"ops_plus":71,"era_plus":84},"rowScope":"team"},{"season":1894,"seasonType":"REG","team":"Washington Senators","values":{"ops_plus":11,"era_plus":81},"rowScope":"team"},{"season":1895,"seasonType":"REG","team":"Cleveland Spiders","values":{"ops_plus":-12,"era_plus":57},"rowScope":"team"},{"season":1896,"seasonType":"REG","team":"SF","values":{"ops_plus":20,"era_plus":94},"rowScope":"team"},{"season":1897,"seasonType":"REG","team":"SF","values":{"ops_plus":59,"era_plus":85},"rowScope":"team"},{"season":1898,"seasonType":"REG","team":"ATL","values":{"ops_plus":98,"era_plus":30},"rowScope":"team"},{"season":1899,"seasonType":"REG","team":"ATL","values":{"ops_plus":140,"era_plus":77},"rowScope":"team"}],"careerTotals":{"REG":{"ops_plus":26,"era_plus":84}},"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":"2026-07-03T08:01:23.026Z"}