Individual Calculations February 2014
 Davydov, Alexander  Total change: 15.30  Rating chartPersonal card
 40th Annual Eastern Open Bethesda, Maryland USA 2013-12-26
 1988 1934 3.50 7 0.51 30 15.30 
  Kjoita, Henning J. 2028 NOR0.5010.13303.90 
  De Fotis, Gary C 1985 USA0.5010.07302.10 
  Karell, Leif K. 1959 USA0.5010.03300.90 
  Savage, Allan G f2112 USA0.5010.23306.90 
  Sinha, Sahil 1917 USA0.501-0.0230-0.60 
  Yagiz, Bora 1896 TUR0.501-0.0530-1.50 
  Doma, Vinay 2022 USA0.5010.12303.60 

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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