Individual Calculations September 2018
 Ortiz Colon, Vladimir S.  Total change: -14.80  Rating chartPersonal card
 Gran Torneo Clasico Mark Machin - Clase B Trujillo Alto PUR 2018-08-17
RcRownchangeKK*chgGame
 1379 1469 0.50 2 -0.74 20 -14.80 
  Luna Colon, Eliseo 1460 PUR0.001-0.5120-10.20 
  Diaz Figueroa, Sebastian 1298 PUR0.501-0.2320-4.60 

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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