Rapid: Individual Calculations January 2023
 Humaid Abdulla, Alzahmi  Total change: -26.00  Rating chartPersonal card
 National Day Rapid Chess Tournament 2022 Dubai UAE 2022-12-01
RcRownchangeKK*chgGame
 1337 1039 0.00 4 -0.65 40 -26.00 
  Karar, Ahmed 1457 EGY0.001-0.0740-2.80 
  Mohamed, Yousuf Al-Ali 1321 UAE0.001-0.1640-6.40 
  Alhammadi, Khalifa Mohamed 1177 UAE0.001-0.3140-12.40 
  Mokhtar, Omar. 1393 SYR0.001-0.1140-4.40 

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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