Individual Calculations January 2020
 Forney, Robert  Total change: 0.80  Rating chartPersonal card
 2nd Annual Old Line Open - U2300 Rockville, Maryland USA 2019-12-06
RcRownchangeKK*chgGame
 1700 1835 0.50 1 -0.18 20 -3.60 
  Su, Kevin 1700 USA0.501-0.1820-3.60 

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)
 
 2nd Annual Old Line Open - U2100 Rockville, Maryland USA 2019-12-06
RcRownchangeKK*chgGame
 1782 1835 2.50 4 0.22 20 4.40 
  Zheng, Carissa Angela 1692 USA1.0010.31206.20 
  Tica, Juan P 1897 USA0.001-0.4120-8.20 
  Guo, Bradley 1704 USA1.0010.32206.40 
  Lolla, Satvik Sai 1836 USA0.5010.00200.00 

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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