Individual Calculations April 2020
 Lecoeur, Boris  Total change: -20.20  Rating chartPersonal card
 36e Open International d'Echecs de Cappelle la Grande CAPPELLE LA GRANDE FRA 2020-02-22
 1562 1501 1.50 6 -1.01 20 -20.20 
  Rivet, Bertrand 1724 FRA0.001-0.2220-4.40 
  Devismes, Stephanne 1224 FRA0.501-0.3320-6.60 
  Levy, Kevin 1726 FRA0.001-0.2220-4.40 
  Decellier, Lise 1123 BEL1.0010.09201.80 
  Lefebvre, Jean-Pierre 1711 FRA0.001-0.2320-4.60 
  Zerbib, Claude 1862 FRA0.001-0.1020-2.00 

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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