Individual Calculations January 2019
 Tammela, Ranel  Total change: 18.00  Rating chartPersonal card
 AutumnChesstournament 2018 Umea SWE 2018-10-23
RcRownchangeKK*chgGame
 1836 1919 3.50 5 0.45 40 18.00 
  Norqvist, Lars-Olov 1713 SWE1.0010.24409.60 
  Dr. Stenius, Magnus 1835 SWE0.501-0.1240-4.80 
  Backsten, Jan 1938 SWE0.5010.03401.20 
  Mariano-Wagman, Cristine Rose wm1906 PHI1.0010.484019.20 
  Sandstrom, Lennart 1786 SWE0.501-0.1840-7.20 

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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