Blitz: Individual Calculations September 2021
 Ater-Datz, Noam  Total change: 10.00  Rating chartPersonal card
 Israeli team U14 blitz cup, Nahum Naftali memorial Afula ISR 2021-08-25
RcRownchangeKK*chgGame
 1277 1267 3.00 5 0.50 20 10.00 
  Laor, Jason Ethan 1344 ISR0.001-0.3920-7.80 
  Hazony, Shai 1664 ISR1.0010.922018.40 
  Zakin, Ilay 1287 ISR0.001-0.4720-9.40 
  Ziv, Daniel 1024 ISR1.0010.20204.00 
  Cohen, Dolev Shlomo 1064 ISR1.0010.24204.80 

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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