Individual Calculations July 2012
 Nita, Marian N  Total change: 15.75  Rating chartPersonal card
 2012 Lina Grumette Memorial Day Classic Ontario, California USA 2012-05-26
RcRownchangeKK*chgGame
 2053 2078 1.00 2 -0.05 15 -0.75 
  Brown, Michael W 2224 USA0.001-0.3015-4.50 
  Roberts, Chris 1882 USA1.0010.25153.75 

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)
 
 2012 National Open - U2200 Section Las Vegas, Nevada USA 2012-06-15
RcRownchangeKK*chgGame
 2001 2078 3.50 4 1.10 15 16.50 
  Trammell Iii, George 2026 USA1.0010.43156.45 
  Irwin, Philip 1875 USA0.501-0.2615-3.90 
  Botez, Alexandra V wc2021 CAN1.0010.42156.30 
  Kleist, Frederick 2083 CAN1.0010.51157.65 

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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