Individual Calculations October 2018
 Chen, Minda  Total change: 113.60  Rating chartPersonal card
 68th Annual Oregon Open Portland, Oregon USA 2018-09-01
RcRownchangeKK*chgGame
 1960 1820 3.00 5 1.37 40 54.80 
  Cigan, Jason 2026 USA0.001-0.2440-9.60 
  Lopez, Francisco 1420  * USA1.0010.08403.20 
  Bjorksten, Lennart 2035 USA1.0010.774030.80 
  Haessler, Carl 2135 USA1.0010.864034.40 
  Roper, David f2182 USA0.001-0.1040-4.00 
 * 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)
 
 Washington Women's Open Seattle, Washington USA 2018-09-14
RcRownchangeKK*chgGame
 1795 1820 3.50 4 1.47 40 58.80 
  Wang, Felicity 1420  * USA1.0010.08403.20 
  Bashkansky, Naomi wm2033 USA1.0010.774030.80 
  Velea, Anne-Marie 1799 USA0.501-0.0340-1.20 
  Airapetian, Chouchanik wf1928 USA1.0010.654026.00 
 * 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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