Individual Calculations February 2024
 Hofmann, Andre  Total change: 9.20  Rating chartPersonal card
 Krefelder Weihnachts-Open 2023 Krefeld GER 2023-12-27
RcRownchangeKK*chgGame
 1903 1384 0.00 1 -0.03 20 -0.60 
  Grosser, Walter 1903 GER0.001-0.0320-0.60 

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)
 
 Deutsche Schach-Amateurmeisterschaft 2023-2024 Q2 F Potsdam GER 2024-01-05
RcRownchangeKK*chgGame
 1372 1372 2.00 3 0.49 20 9.80 
  Morczynski, Ryszard 1265 GER0.501-0.1520-3.00 
  Greiner, Jan Oluf 1381 GER1.0010.512010.20 
  Reekers, Anton 1470 GER0.5010.13202.60 

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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