Individual Calculations August 2013
 Karell, Leif K  Total change: -4.35  Rating chartPersonal card
 41st Annual World Open - Open Section Arlington, Virginia USA 2013-06-29
RcRownchangeKK*chgGame
 2091 1963 2.50 8 -0.29 15 -4.35 
  Harmon-Vellotti, Luke C f2340 USA0.001-0.0915-1.35 
  Nieto, Guillermo L 1949 COL0.001-0.5215-7.80 
  Awatramani, Janak 2193 CAN0.001-0.2115-3.15 
  Schoch, Ian 2188 USA0.001-0.2215-3.30 
  Sloan, Sam 1901 USA0.501-0.0915-1.35 
  Al Hamlan, Faisal 1968 KUW1.0010.51157.65 
  Al Khateeb, Taher 1984 KUW1.0010.53157.95 
  Colas, Joshua 2201 USA0.001-0.2015-3.00 

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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