Rapid: Individual Calculations October 2017
 Heidemanis, Harijs  Total change: -12.20  Rating chartPersonal card
 VIII Latvian Railway 2017th chess championship (employees) Riga LAT 2017-09-28
RcRownchangeKK*chgGame
 1923 1856 1.50 5 -0.61 20 -12.20 
  Andrejevs, Arvids 2182 LAT0.5010.37207.40 
  Krastins, Juris 1869 LAT0.001-0.4820-9.60 
  Upelnieks, Imants 1833 LAT0.001-0.5320-10.60 
  Melderis, Uldis 1950 LAT0.001-0.3720-7.40 
  Kanasevics, Raimonds 1782 LAT1.0010.40208.00 

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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