Individual Calculations January 2022
 Eriksson, Hans 1942  Total change: 7.00  Rating chartPersonal card
 Roslagsbro KM 2021-22 R23 Roslagsbro SWE 2021-11-04
RcRownchangeKK*chgGame
 1546 1609 1.50 2 0.35 20 7.00 
  Karlsson, Tommy 1950 1695 SWE0.5010.12202.40 
  Eriksson, Andreas 1992 1396 SWE1.0010.23204.60 

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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