Rapid: Individual Calculations March 2015
 Davis, John G  Total change: -17.60  Rating chartPersonal card
 3rd Muswell Hill Rapidplay Under 160 London ENG 2015-01-31
RcRownchangeKK*chgGame
 1619 1597 1.00 4 -0.88 20 -17.60 
  Seman, Myroslav 1709 UKR0.001-0.3520-7.00 
  Isaksen, Peter 1616 DEN0.001-0.4720-9.40 
  Gladstone, Joel 1494 ENG1.0010.36207.20 
  Horlock, Peter 1658 ENG0.001-0.4220-8.40 

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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