Individual Calculations November 2012
 Robson, Ray  Total change: 12.80  Rating chartPersonal card
 2012 Spice Fall Swiss St Louis, Missouri USA 2012-10-16
 2500 2603 7.00 9 1.28 10 12.80 
  Amanov, Zhanibek m2374 KAZ1.0010.21102.10 
  Bartholomew, John m2446 USA1.0010.29102.90 
  Yang, Darwin m2485 USA1.0010.34103.40 
  Bykhovsky, Anatoly g2522 ISR0.501-0.1110-1.10 
  Corrales Jimenez, Fidel g2605 CUB0.5010.00100.00 
  Ramirez, Alejandro g2551 USA0.501-0.0710-0.70 
  Perelshteyn, Eugene g2528 USA1.0010.40104.00 
  Hoyos, Manuel Leon g2603 MEX1.0010.50105.00 
  Neimer, Vitaly m2387 ISR0.501-0.2810-2.80 

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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