Individual Calculations September 2013
 Ostrovskiy, Aleksandr  Total change: 15.70  Rating chartPersonal card
 2013 Pepsico Quebec Open Ch - Invitational Montreal, Quebec CAN 2013-07-21
RcRownchangeKK*chgGame
 2449 2403 5.00 9 1.07 10 10.70 
  Van Heirzeele, Daniel 2116 BEL1.0010.16101.60 
  Moradiabadi, Elshan g2551 IRI0.5010.20102.00 
  Molner, Mackenzie m2501 USA1.0010.63106.30 
  Chirila, Ioan-Cristian g2528 ROU0.001-0.3310-3.30 
  Arencibia Rodriguez, Walter g2526 CUB0.5010.17101.70 
  Wang, Richard m2377 CAN1.0010.46104.60 
  Perez Garcia, Rodney Oscar m2363 CUB0.501-0.0610-0.60 
  Perez Rodriguez, Luis Manuel g2427 CUB0.5010.03100.30 
  Sokolov, Ivan g2650 NED0.001-0.1910-1.90 

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)
 
 2nd Annual Washington International - Section A Rockville, Maryland USA 2013-08-06
RcRownchangeKK*chgGame
 2407 2410 5.00 9 0.50 10 5.00 
  Rozman, Levy 2207 USA1.0010.24102.40 
  Quesada Perez, Yuniesky g2636 CUB0.5010.29102.90 
  Arias, Mario Alexi 2159 PER0.501-0.3110-3.10 
  Chirila, Ioan C g2520 ROU0.5010.15101.50 
  Abreu, Ayram g2483 CUB0.5010.10101.00 
  Neimer, Vitaly m2380 ISR1.0010.46104.60 
  Yang, Darwin m2480 USA0.5010.10101.00 
  Kekelidze, Mikheil g2470 GEO0.001-0.4210-4.20 
  Kaufman, Larry C g2332 USA0.501-0.1110-1.10 

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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