Individual Calculations April 2017
 Canessa, John L  Total change: -2.00  Rating chartPersonal card
 42nd CalChess State Scholastic Championship 2017 Santa Clara, California USA 2017-03-10
RcRownchangeKK*chgGame
 1848 1856 2.00 4 -0.05 40 -2.00 
  Feghhi, Alexander 1681 ESP1.0010.274010.80 
  Pan, Christopher 1933 USA1.0010.614024.40 
  Virtanen, Teemu 2136 FIN0.001-0.1640-6.40 
  Sant, Amit 1643 USA0.001-0.7740-30.80 

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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