Individual Calculations April 2015
 Bratu, Gheorghe  Total change: -5.20  Rating chartPersonal card
 Chess Championship for Seniors Buzau County Buzau ROU 2015-03-13
RcRownchangeKK*chgGame
 1783 1828 3.00 6 -0.26 20 -5.20 
  Popescu, Daniel-Vasilica 1987 ROU0.001-0.2920-5.80 
  Berechet, Stefan-Mario 1553 ROU0.501-0.3320-6.60 
  Cujbescu, Radu-Stefan 1443 ROU1.0010.09201.80 
  Spirea, Mihai 1979 ROU0.001-0.3020-6.00 
  Stan, Andrei-Mihaita 1601 ROU1.0010.21204.20 
  Luncasu, Raul-Ionut 2133 ROU0.5010.36207.20 

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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