Individual Calculations September 2013
 Preotu, Razvan  Total change: 45.15  Rating chartPersonal card
 2013 Pepsico Quebec Open Ch - Invitational Montreal, Quebec CAN 2013-07-21
RcRownchangeKK*chgGame
 2457 2277 4.00 9 1.43 15 21.45 
  Sambuev, Bator g2530 CAN1.0010.811512.15 
  Oliva Castaneda, Kevel f2423 CUB1.0010.701510.50 
  Bruzon Batista, Lazaro g2677  * CUB0.001-0.0815-1.20 
  Vera Gonzalez-Quevedo, Reynaldo g2462 CUB0.001-0.2615-3.90 
  Kiewra, Keaton F m2422 USA0.5010.19152.85 
  Chandra, Akshat f2312 USA0.5010.05150.75 
  Jiang, Louie f2324 CAN1.0010.57158.55 
  Sokolov, Ivan g2650 NED0.001-0.1015-1.50 
  Shetty, Atulya f2314 USA0.001-0.4515-6.75 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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)
 
 2013 NAYCC U18 Toronto CAN 2013-08-14
RcRownchangeKK*chgGame
 2175 2277 6.00 9 0.28 15 4.20 
  Sohal, Tanraj 2130 CAN1.0010.30154.50 
  Kraiouchkine, Nikita 2234 CAN1.0010.44156.60 
  Itkin, David 2021 CAN0.501-0.3115-4.65 
  Colas, Fm Joshua 2210 USA0.001-0.5915-8.85 
  Qin, Fm Ziyi 2286 CAN0.5010.01150.15 
  Semianiuk, Konstantin 2114 CAN1.0010.28154.20 
  Pamatmat, Jarod 2204 USA1.0010.40156.00 
  Williams, Justus 2251 USA0.501-0.0415-0.60 
  Liang, Fm Awonder f2121 USA0.501-0.2115-3.15 

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)
 
 2013 Mississauga Open Mississauga CAN 2013-08-24
RcRownchangeKK*chgGame
 2238 2277 4.00 5 1.30 15 19.50 
  Chow, Vincent 2063 CAN1.0010.23153.45 
  Cormier, Adam 1993 CAN1.0010.16152.40 
  Samsonkin, Artiom m2415 CAN1.0010.691510.35 
  Cheng, Bindi m2421 CAN0.5010.19152.85 
  Sapozhnikov, Roman f2298 CAN0.5010.03150.45 

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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