Individual Calculations November 2010
 Cummins, John  Total change: -20.10  Rating chartPersonal card
 39th Olympiad Khanty-Mansiysk 2010 Open tournament Khanty-Mansiysk RUS 2010-09-21
RcRownchangeKK*chgGame
 2121 1882 0.50 5 -0.67 15 -10.05 
  Sepp, Olav m2282  * EST0.001-0.0815-1.20 
  Alhuwar, Jasem f2265 UAE0.001-0.0915-1.35 
  Bacchas, Clevert 1871 BER0.501-0.0215-0.30 
  Erikson, Roberto 2198 ANG0.001-0.1315-1.95 
  Meier, Kurt c1991 SEY0.001-0.3515-5.25 
 * 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)
 
 36th Guernsey International Open Guernsey GCI 2010-10-17
RcRownchangeKK*chgGame
 2009 1882 1.00 5 -0.67 15 -10.05 
  Prins, Jan 2061 NED0.001-0.2715-4.05 
  Ippel, Cornelius 1996 NED0.001-0.3415-5.10 
  Nicholson, John 1863 IRL1.0010.47157.05 
  Casiot, David 2130 ENG0.001-0.1915-2.85 
  Downey, Keith 1997 WLS0.001-0.3415-5.10 

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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