Individual Calculations October 2022
 Chen, Derek Li  Total change: -0.20  Rating chartPersonal card
 144th Annual New York State Championship Albany, NY USA 2022-09-02
RcRownchangeKK*chgGame
 1813 1817 1.50 5 -1.07 20 -21.40 
  Mirabile, Tim 2110 USA0.001-0.1520-3.00 
  Ling, Chenxuan 1601 USA1.0010.22204.40 
  Qi, Henry 2079 USA0.001-0.1820-3.60 
  Li, Michael 1581 USA0.001-0.8020-16.00 
  Vaidyanathan, Kannan 1696 USA0.501-0.1620-3.20 

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)
 
 Marshall Premier September 2022 New York, NY USA 2022-09-09
RcRownchangeKK*chgGame
 2033 1817 2.50 5 1.06 20 21.20 
  Song, Michael m2402 CAN0.001-0.0220-0.40 
  Ho, Carter 1851 USA1.0010.552011.00 
  Putnam, Liam Henry f2196 USA0.001-0.0920-1.80 
  Underwood, Toshinori 1792 USA0.501-0.0320-0.60 
  Stern-Rodriguez, Elias 1926 USA1.0010.652013.00 

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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