Rapid: Individual Calculations June 2022
 Gad Elrab, Ahmed  Total change: 4.20  Rating chartPersonal card
 Pyramid club chess tournament (Rapid) Giza EGY 2022-05-04
RcRownchangeKK*chgGame
 1706 1780 2.00 3 0.21 20 4.20 
  Mohsin, Ibrahim 1451 EGY1.0010.12202.40 
  Magdy Mostafa, Karim 1525 EGY1.0010.19203.80 
  Abdel Moniem, Mohamed 2141 EGY0.001-0.1020-2.00 

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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