Individual Calculations February 2023
 Pither, Joerg  Total change: 3.00  Rating chartPersonal card
 Niedersachsen Landeseinzelmeisterschaft 2023 B-Open Verden (Aller) GER 2023-01-05
RcRownchangeKK*chgGame
 1690 1545 1.50 4 0.15 20 3.00 
  Sturm, Tobias 1944 GER0.001-0.0820-1.60 
  Leppert, Hans-Juergen 1756 GER0.5010.27205.40 
  Lau, Robert 1604 GER0.001-0.4220-8.40 
  Zweck, Gerhard 1455 GER1.0010.38207.60 

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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