Individual Calculations February 2023
 Hernandez-Perez, Pedro  Total change: -21.00  Rating chartPersonal card
 32nd annual North American Open - U2300 Paradise, Nevada USA 2022-12-26
RcRownchangeKK*chgGame
 1995 2161 2.50 5 -1.05 20 -21.00 
  Marshall, Mario V 1977 JAM1.0010.26205.20 
  Nandhakumar, Vaseegaran 1975 USA1.0010.26205.20 
  Titus, Andrew Lewis 2124 USA0.001-0.5520-11.00 
  Nathan, Krishna 2036 USA0.001-0.6720-13.40 
  Dai, Xuli 1862 USA0.501-0.3520-7.00 

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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