Individual Calculations September 2017
 Hu, William  Total change: 17.60  Rating chartPersonal card
 7th Annual Potomac Open - U2300 Rockville, Maryland USA 2017-07-28
RcRownchangeKK*chgGame
 1930 1917 2.00 4 0.07 40 2.80 
  Wang, Ricky 1953 USA0.5010.05402.00 
  Tahmassebi, Bijan 1832 USA0.001-0.6240-24.80 
  Spencer, Michael A 1951 USA1.0010.554022.00 
  Books, Lawrence James 1982 USA0.5010.09403.60 

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)
 
 Marshall August 2017 FIDE Weekend New York, New York USA 2017-08-04
RcRownchangeKK*chgGame
 1945 1967 3.00 5 0.37 40 14.80 
  Walton, John 1567  * USA1.0010.08403.20 
  Colas, Joshua f2273 USA0.5010.364014.40 
  Bonin, Jay Richard m2267 USA0.001-0.1540-6.00 
  Boxer, Matthew 1810 USA1.0010.294011.60 
  Wang, Nancy 1810 USA0.501-0.2140-8.40 
 * 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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