Individual Calculations April 2020
 Van Herck, Marcel  Total change: -17.80  Rating chartPersonal card
 Zilveren Toren 2020 reeks 1 Various places province Antwerp BEL 2020-01-06
RcRownchangeKK*chgGame
 1981 2073 0.50 1 -0.13 20 -2.60 
  Bellens, Steven 1981 BEL0.501-0.1320-2.60 

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)
 
 World Senior Team Chess Championship 2020 - Open 65 plus Prague CZE 2020-03-05
RcRownchangeKK*chgGame
 2088 2056 2.00 6 -0.76 20 -15.20 
  Sedlak, Ludek 1917 CZE0.501-0.1920-3.80 
  Dory, Jeno m2170 HUN0.001-0.3420-6.80 
  Vavruska, Antonin 1971 CZE0.501-0.1220-2.40 
  Jurek, Josef m2254 CZE0.5010.26205.20 
  Moen, Ole Christian f2192 NOR0.001-0.3220-6.40 
  Pitzl, Konstantinos 2023 AUT0.501-0.0520-1.00 

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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