Rapid: Individual Calculations December 2018
 Zundovska, Meldra  Total change: 8.20  Rating chartPersonal card
 Olaine district open chess tournament for children 2018 B Olaine LAT 2018-11-24
RcRownchangeKK*chgGame
 1056 1075 2.00 3 0.41 20 8.20 
  Petersons, Matejs 997 LAT1.0010.39207.80 
  Vevers, Davis Raits 1188 LAT1.0010.652013.00 
  Steinbergs, Mikelis Karlis 983 LAT0.001-0.6320-12.60 

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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