Individual Calculations September 2013
 Martin Del Campo, Roberto  Total change: -13.20  Rating chartPersonal card
 2nd Annual Washington International - Section A Rockville, Maryland USA 2013-08-06
RcRownchangeKK*chgGame
 2275 2386 4.50 9 -1.32 10 -13.20 
  Yuvarajan, Prathiba wm2174 IND1.0010.23102.30 
  Corrales Jimenez, Fidel g2576 CUB0.001-0.2510-2.50 
  Chiang, Jonathan f2165 USA0.501-0.2810-2.80 
  Uesugi, Shinsaku f2292 JPN0.001-0.6310-6.30 
  Rozman, Levy 2207 USA1.0010.27102.70 
  Li, Ruifeng c2246 USA0.501-0.1910-1.90 
  Kaufman, Larry C g2332 USA0.501-0.0810-0.80 
  Piasetski, Leon D m2286 CAN0.001-0.6410-6.40 
  Kane, Jeremy 2196 USA1.0010.25102.50 

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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