Individual Calculations September 2018
 Zhu, Hou Ning  Total change: 46.80  Rating chartPersonal card
 105th British Championships Under 10 Hull ENG 2018-07-29
RcRownchangeKK*chgGame
 1512 1389 2.00 5 0.23 40 9.20 
  Zakarian, Dimitrios Levon 1518 ENG0.5010.17406.80 
  Lohia, Sohum 1256 ENG0.501-0.1840-7.20 
  Khoo-Thwe, Louis 1605 NOR0.5010.284011.20 
  Keerthana, Easwar 1434 ENG0.5010.06402.40 
  Thatte, Nishchal 1748 ENG0.001-0.1040-4.00 

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)
 
 105th British Championships Under 1750 Hull ENG 2018-07-30
RcRownchangeKK*chgGame
 1614 1389 2.00 4 1.11 40 44.40 
  Egan, William J 1575 ENG1.0010.744029.60 
  Livermore, Richard 1610 WLS1.0010.784031.20 
  Patel, Devan 1716 ENG0.001-0.1340-5.20 
  Pride, Stephen C 1554 ENG0.001-0.2840-11.20 

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)
 
 54th Berks & Bucks Chess Congress Challengers Maidenhead ENG 2018-08-25
RcRownchangeKK*chgGame
 1636 1389 1.00 5 -0.17 40 -6.80 
  Melsom, Jonathan T 1731 ENG0.001-0.1240-4.80 
  Golding, William 1574 ENG0.001-0.2640-10.40 
  Ratnesan, Radha 1295 ENG1.0010.374014.80 
  Lim, Mark 1789  * ENG0.001-0.0840-3.20 
  Janota, Paul S 1789  * ENG0.001-0.0840-3.20 
 * 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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