Individual Calculations February 2023
 Ackerman, Ryan  Total change: 5.60  Rating chartPersonal card
 32nd annual North American Open - U2100 Paradise, Nevada USA 2022-12-26
RcRownchangeKK*chgGame
 1709 1767 2.00 3 0.28 20 5.60 
  Sankar, Arjun 1687 USA1.0010.39207.80 
  Jiang, Mathew 1540 USA0.001-0.7920-15.80 
  Wang, Ted 1901 USA1.0010.682013.60 

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)
 

 

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