Individual Calculations April 2017
 Esser, Michael, Dr.  Total change: -22.80  Rating chartPersonal card
 15. Bayer Open February games Leverkusen GER 2017-02-01
RcRownchangeKK*chgGame
 1905 2131 1.00 2 -0.57 40 -22.80 
  Schuelke, Tilman 1949 GER0.001-0.7440-29.60 
  Hoffmann, Frank 1860 GER1.0010.17406.80 

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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