Individual Calculations May 2019
 Demiro O Domiro, Marc  Total change: -18.20  Rating chartPersonal card
 17e Open international de Malakoff MALAKOFF FRA 2019-04-20
RcRownchangeKK*chgGame
 1590 1678 4.50 9 -0.91 20 -18.20 
  Micmacher, Michel 1523 FRA1.0010.29205.80 
  Dorval, Olivier 1863 FRA0.001-0.2620-5.20 
  Materia, Marco 2078  * FRA0.001-0.0820-1.60 
  Engel, Gerard 1561 FRA1.0010.34206.80 
  Riboud, Davy 1518 FRA0.501-0.2120-4.20 
  Quaire, Remi 1329 FRA0.501-0.3920-7.80 
  Maruejols, Claude 1853 FRA0.001-0.2720-5.40 
  Rauche, Michel 1303 FRA1.0010.09201.80 
  Gouja, Wissem 1278  * FRA0.501-0.4220-8.40 
 * 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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