Individual Calculations February 2023
 Youssef, Mohamed Khairi  Total change: 5.00  Rating chartPersonal card
 41eme Open International d'Echecs de Bethune - Tournoi B BETHUNE FRA 2022-12-26
RcRownchangeKK*chgGame
 1757 1712 5.00 9 1.04 20 20.80 
  Rousseau, Christilla 1641 BEL1.0010.40208.00 
  Hartmann, Dominique 1797 FRA0.001-0.3820-7.60 
  Coatanea, Frederic 1814 FRA0.001-0.3620-7.20 
  Roels, Frederik 1893 BEL0.001-0.2620-5.20 
  Persoons, Bart 1721 BEL1.0010.512010.20 
  Dhooge, Achiel 1611 BEL1.0010.36207.20 
  Farthouat, Titoine 1741 FRA1.0010.542010.80 
  Muller, Maxime 1870 FRA0.001-0.2920-5.80 
  Kocur, Marc 1728 BEL1.0010.522010.40 

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)
 
 Team 2023 - IDF Janvier FRANCE FRA 2023-01-01
RcRownchangeKK*chgGame
 1583 1713 1.00 2 -0.30 20 -6.00 
  Te, Paul 1426 FRA1.0010.16203.20 
  Seiler-Sar, Solal 1739 FRA0.001-0.4620-9.20 

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)
 
 Team 2023 - Nationale 3 r5 FRANCE FRA 2023-01-15
RcRownchangeKK*chgGame
 1717 1713 0.00 1 -0.49 20 -9.80 
  Fondain, Georges 1717 FRA0.001-0.4920-9.80 

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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