Individual Calculations March 2023
 Petko, Vladimir  Total change: 17.40  Rating chartPersonal card
 5. liga Zilina 2022 2023 R7-8 SVK SVK 2023-02-03
RcRownchangeKK*chgGame
 1999 1727 0.00 1 -0.17 20 -3.40 
  Turcel, Jozef 1999 SVK0.001-0.1720-3.40 

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)
 
 4. liga C11 2022 20223 R7-8 SVK SVK 2023-02-05
RcRownchangeKK*chgGame
 1748 1727 2.00 2 1.04 20 20.80 
  Korencik, Anton 1581 SVK1.0010.30206.00 
  Jurcik, Jan 1915 SVK1.0010.742014.80 

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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