Individual Calculations July 2022
 Liu, Eric Chang  Total change: 170.50  Rating chartPersonal card
 31st Annual Chicago Open - Open Wheeling, Illinois USA 2022-05-26
RcRownchangeKK*chgGame
 2180 2019 2.50 5 0.97 31 30.07 
  Song, Edward m2390 USA0.001-0.1031-3.10 
  Sawhney, Yuvraj Singh 1619  * USA1.0010.08312.48 
  Andersen, Gunnar James 2244 USA0.5010.28318.68 
  Abrahamyan, Tatev wg2297 USA1.0010.833125.73 
  Plotkin, Mark m2350 CAN0.001-0.1231-3.72 
 * 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)
 
 2022 National Open - Open Las Vegas, Nevada USA 2022-06-08
RcRownchangeKK*chgGame
 2247 2019 5.00 9 2.83 31 87.73 
  Dias Huizar, Alvaro f2409 VEN0.5010.413112.71 
  Atwell, Rose 1728 USA1.0010.15314.65 
  Khachiyan, Melikset g2446 USA0.5010.433113.33 
  Wen, Teddie 2239 USA0.5010.28318.68 
  Chen, Ryo f2270 USA1.0010.813125.11 
  Kavutskiy, Kostya m2406 USA0.001-0.0931-2.79 
  Mishra, Prateek c2286 USA0.001-0.1831-5.58 
  Kolay, Alex 2251 USA1.0010.793124.49 
  Xie, Bryan c2191 USA0.5010.23317.13 

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)
 
 15th Annual Philadelphia International Philadelphia, Pennsylvania USA 2022-06-24
RcRownchangeKK*chgGame
 2246 2019 3.50 8 1.70 31 52.70 
  Chasin, Nico Werner f2302 USA1.0010.843126.04 
  Bora, Safal m2426 USA0.001-0.0831-2.48 
  Kolay, Alex 2251 USA0.001-0.2131-6.51 
  Homa, Seth f2261 USA1.0010.803124.80 
  Luo, Terry 2168 USA0.5010.20316.20 
  Sai Agni Jeevitesh, J m2235 IND0.5010.28318.68 
  Malka, Samuel f2223 FRA0.001-0.2431-7.44 
  Tang, Zoey wf2098 USA0.5010.11313.41 

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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