Individual Calculations March 2023
 Zafra, Kim  Total change: -15.40  Rating chartPersonal card
 Kadrioru Chess Club Open A Tallinn EST 2023-02-10
RcRownchangeKK*chgGame
 1852 1687 1.00 4 -0.77 20 -15.40 
  Akhvlediani, Irakli f2420 GEO0.5010.49209.80 
  Jezov, Roman f2262 EST0.001-0.0220-0.40 
  Kais, Kaarel 1389 EST0.501-0.3520-7.00 
  Veski, Rauno 1338 EST0.001-0.8920-17.80 

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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