Individual Calculations December 2019
 Hebden, Mark L  Total change: -3.10  Rating chartPersonal card
 56th Hull Congress Open Hull ENG 2019-11-01
RcRownchangeKK*chgGame
 2206 2436 3.50 5 -0.31 10 -3.10 
  Burnett, Jim 2037 ENG1.0010.08100.80 
  Han, Yichen c2201 NED0.501-0.2910-2.90 
  Moreby, James 2165 ENG1.0010.17101.70 
  Gormally, Daniel W g2491 ENG0.001-0.4210-4.20 
  Okhai, Shabir 2134 ENG1.0010.15101.50 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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