Rapid: Individual Calculations March 2015
 Needham, Sabrina  Total change: 23.80  Rating chartPersonal card
 3rd Muswell Hill Rapidplay Under 160 London ENG 2015-01-31
RcRownchangeKK*chgGame
 1676 1731 4.00 5 1.19 20 23.80 
  Karia, Rishul 1487 ENG1.0010.20204.00 
  Macdonald, John 1517 ENG1.0010.23204.60 
  Fenwick, Hugh 1781 ENG1.0010.572011.40 
  Barnes, Jon 1751 ENG1.0010.532010.60 
  Rubeck, Jonathan 1846 ENG0.001-0.3420-6.80 

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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