Individual Calculations January 2016
 Margaryan, Roman  Total change: -20.40  Rating chartPersonal card
 Winter 2015 Yerevan ARM 2015-12-15
RcRownchangeKK*chgGame
 1717 1526 0.00 2 -0.51 40 -20.40 
  Israyelyan, Eduard 1741 ARM0.001-0.2340-9.20 
  Aleksanyan, Andranik 1692 ARM0.001-0.2840-11.20 

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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