Individual Calculations September 2011
 Arutjunian, Babken  Total change: -16.80  Rating chartPersonal card
 2nd Abovyan Open Ch. Abovyan ARM 2011-08-02
RcRownchangeKK*chgGame
 2044 2103 0.00 2 -1.12 15 -16.80 
  Pogosian, Tigran 2251 ARM0.001-0.3015-4.50 
  Azaryan, Tigran 1837 ARM0.001-0.8215-12.30 

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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