Individual Calculations December 2023
 Okabe, Yuma  Total change: 46.80  Rating chartPersonal card
 Japan Open 2023 Tokyo JPN 2023-11-02
RcRownchangeKK*chgGame
 1817 1862 4.00 6 0.70 40 28.00 
  Tsai, Sophie Yi-Hsuan 1462  * TPE1.0010.08403.20 
  Kojima, Shinya m2306 JPN0.001-0.0640-2.40 
  Otani, Takuya 1491 JPN1.0010.10404.00 
  Matsumura, Cocoro 2044 JPN0.001-0.2640-10.40 
  Mukai, Hiroyuki 1685 JPN1.0010.274010.80 
  Furuya, Masahiro 1911 JPN1.0010.574022.80 
 * 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)
 
 FIDE World Youth Chess Championship 2023 - U16 - Open Montesilvano ITA 2023-11-13
RcRownchangeKK*chgGame
 2067 1862 3.00 10 0.47 40 18.80 
  Smeets, Kobe 2266 NED0.001-0.0840-3.20 
  Li, Shanglin 2142 CHN0.001-0.1640-6.40 
  Nielsen-Refs, Karl-Emil Elmer 2060 DEN1.0010.764030.40 
  Turcsanyi, Vince Gergo 2152 HUN0.001-0.1640-6.40 
  Fiskaaen, Martin Holten 2069 NOR0.001-0.2340-9.20 
  Tay, Yi Xiang 1462  * SGP1.0010.08403.20 
  Anas, Khwaira 2022 JOR1.0010.714028.40 
  Skreko, Igor 2187 SVK0.001-0.1340-5.20 
  Thorsen, Adrian Stenstrop 2081 DEN0.001-0.2240-8.80 
  Ciocani, Iosif 2232 ROU0.001-0.1040-4.00 
 * 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)
 

 

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