Individual Calculations October 2023
 Zydok, Ignacy  Total change: -29.20  Rating chartPersonal card
 Szachowe Pozegnanie Lata 2023 - grupa A Grodzisk Mazowiecki POL 2023-09-23
RcRownchangeKK*chgGame
 1379 1326 1.50 5 -0.73 40 -29.20 
  Sidor, Mateusz 1244 POL1.0010.394015.60 
  Pawlak, Michal 1520 POL0.5010.254010.00 
  Ostojski, Dawid 1641 POL0.001-0.1440-5.60 
  Wisniewska, Blanka 1242 POL0.001-0.6240-24.80 
  Nozynski, Stanislaw 1248 POL0.001-0.6140-24.40 

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)
 

 

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