Individual Calculations November 2018
 Ireland, David J  Total change: 45.20  Rating chartPersonal card
 20th 4NCL Congress Major Nottingham ENG 2018-09-28
RcRownchangeKK*chgGame
 1803 1892 3.00 5 -0.11 20 -2.20 
  Livesey, R Nigel 1758 ENG1.0010.32206.40 
  McDonnell, James J. 1835 IRL0.501-0.0820-1.60 
  Bagley, Andy 1829 ENG0.501-0.0920-1.80 
  Goldrick, Thomas G 1805 ENG0.001-0.6220-12.40 
  Somton, Anita 1787 ENG1.0010.36207.20 

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)
 
 Chess.com Isle of Man International Major 2018 Douglas ENG 2018-10-22
RcRownchangeKK*chgGame
 1931 1892 5.50 7 2.37 20 47.40 
  McKenna, Jason P 2095 ENG0.001-0.2420-4.80 
  Miller, George 1831 ENG1.0010.42208.40 
  Mayer, Jacob 1695 USA1.0010.25205.00 
  Garcia Ruiz, Adrian 1972 ESP1.0010.612012.20 
  Norman, Kenneth I c2083 ENG0.5010.25205.00 
  Mai, Alexander Oliver 1995 ISL1.0010.642012.80 
  Gumireddy, Sanjay 1846 ENG1.0010.44208.80 

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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