Individual Calculations July 2011
 Paiva, Donaldo  Total change: 24.30  Rating chartPersonal card
 African Individual Championships 2011 (Men) Maputo MOZ 2011-06-03
RcRownchangeKK*chgGame
 2337 2121 3.50 8 1.62 15 24.30 
  Haddouche, Mohamed m2398 ALG0.001-0.1715-2.55 
  Njili, Kamel f2305 TUN1.0010.741511.10 
  Steel, Henry Robert f2328 RSA0.001-0.2315-3.45 
  Solomon, Kenny m2433 RSA0.001-0.1415-2.10 
  Mucongoma, Miguel Jose Maconi f2240 MOZ1.0010.66159.90 
  Ezat, Mohamed m2453 EGY0.5010.38155.70 
  Belouadah, Saad m2342 ALG0.001-0.2215-3.30 
  Soares, Erikson Roberto Maurici 2196 ANG1.0010.60159.00 

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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