Individual Calculations February 2015
 Chitrit, Norbert  Total change: -21.20  Rating chartPersonal card
 Bois-Colombes Chess Master 2014 - Open B (-1900) BOIS COLOMBES FRA 2014-12-26
RcRownchangeKK*chgGame
 1550 1769 3.50 6 -1.06 20 -21.20 
  Guehtar, Fares 1454 FRA0.501-0.3620-7.20 
  Truong, Hubert 1757 FRA0.001-0.5220-10.40 
  Bastin, Eugene 1370 FRA1.0010.08201.60 
  Atmatzidis-Hatziris, Konstantino 1547 GRE0.501-0.2820-5.60 
  Macari, Frederic 1552 FRA1.0010.22204.40 
  Mohammad Ghassemi, Vajieollah 1622 FRA0.501-0.2020-4.00 

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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