Individual Calculations September 2013
 Chiku-Ratte, Olivier-Kenta  Total change: 25.50  Rating chartPersonal card
 2013 Pepsico Quebec Open Ch - Invitational Montreal, Quebec CAN 2013-07-21
RcRownchangeKK*chgGame
 2266 2106 3.50 9 0.88 15 13.20 
  Wang, Richard m2377 CAN0.001-0.1715-2.55 
  Voskanyan, Vahagn f2241 CAN0.5010.18152.70 
  Hamilton, Robert f2251 CAN1.0010.691510.35 
  Piasetski, Leon m2279 CAN0.001-0.2715-4.05 
  Sapozhnikov, Roman f2272 CAN1.0010.721510.80 
  Shetty, Atulya f2314 USA0.001-0.2315-3.45 
  Rodriguez, Eric f2290 USA0.001-0.2615-3.90 
  Ibrahim, Anthony 2161 CAN0.001-0.4215-6.30 
  Villavieja, Butch 2211 PHI1.0010.64159.60 

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)
 
 2013 NAYCC U18 Toronto CAN 2013-08-14
RcRownchangeKK*chgGame
 2157 2127 4.50 8 0.82 15 12.30 
  Qin, Fm Ziyi 2286 CAN0.001-0.2915-4.35 
  Chandra, Fm Akshat f2328 USA1.0010.761511.40 
  Knox, Christopher 2074 CAN0.001-0.5715-8.55 
  Song, Michael 2233 CAN0.001-0.3615-5.40 
  Itkin, David 2021 CAN1.0010.36155.40 
  Ivanov, Mike 2060 CAN1.0010.41156.15 
  Zhang, Eric Ruiyang 2023 USA1.0010.36155.40 
  Kraiouchkine, Nikita 2234 CAN0.5010.15152.25 

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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