Individual Calculations December 2021
 Lachmair, Erwin  Total change: 19.40  Rating chartPersonal card
 OOE Kreisliga West 2021/2022 Round 2-3 several AUT 2021-10-31
RcRownchangeKK*chgGame
 1758 1770 2.00 2 0.97 20 19.40 
  Fischer, Josef 1679 AUT1.0010.38207.60 
  Nussbaumer, Josef 1837 AUT1.0010.592011.80 

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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