Individual Calculations July 2022
 Riballet, Jean-Paul  Total change: -5.60  Rating chartPersonal card
 27eme Open International Landes Cotes Sud - Soorts Hossegor SOORTS HOSSEGOR FRA 2022-06-04
RcRownchangeKK*chgGame
 1395 1119 0.50 4 -0.28 20 -5.60 
  Strasser, Gerard 1626 FRA0.001-0.0420-0.80 
  Mariette, Fabrice 1312 FRA0.001-0.2520-5.00 
  Moufannine, Anne 1262 FRA0.001-0.3120-6.20 
  Pozanco Villalba, Victor 1378 ESP0.5010.32206.40 

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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