Individual Calculations October 2017
 Jekel, Wolfgang  Total change: 12.40  Rating chartPersonal card
 Hampstead FIDE Congress Under 2200 Sept 17 London ENG 2017-09-23
RcRownchangeKK*chgGame
 1832 1800 3.00 5 0.62 20 12.40 
  Makepeace, Philip J 2090 ENG0.001-0.1620-3.20 
  Grieve, Harry 2121 ENG0.001-0.1320-2.60 
  Desai, Nilomi 1638 ENG1.0010.29205.80 
  Rushbrooke, Tibo 1583 ENG1.0010.22204.40 
  Kalerwa, Edwin M 1727 ENG1.0010.40208.00 

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)
 

 

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