Rapid: Individual Calculations January 2023
 Alchami, Nizar  Total change: -47.20  Rating chartPersonal card
 5th Belgian Championship 50plus 2022 Ans BEL 2022-12-18
RcRownchangeKK*chgGame
 1562 1686 4.00 8 -1.18 40 -47.20 
  Blagojevic, Lubo 2053 BEL0.001-0.1040-4.00 
  Lafosse, Marcel 1457 BEL0.001-0.7940-31.60 
  Van Tendeloo, Maria 1286  * BEL1.0010.08403.20 
  Jortay, Olivier 1563 BEL0.001-0.6740-26.80 
  Messaoudi, Mohammed 1738 BEL0.001-0.4340-17.20 
  Dumoulin, Patrick 1304 BEL1.0010.09403.60 
  Woyave, Pascal 1591 BEL1.0010.374014.80 
  Nadin, Corinne 1507 BEL1.0010.274010.80 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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