Individual Calculations January 2012
 Crouch, Colin S  Total change: 7.50  Rating chartPersonal card
 London Chess Classic 2011: Open London ENG 2011-12-03
RcRownchangeKK*chgGame
 2295 2366 6.00 9 0.75 10 7.50 
  Iyengar, Ilya 1974 ENG1.0010.08100.80 
  Duncan, Patrick C M 2125 ENG1.0010.20102.00 
  Berg, Emanuel g2566 SWE0.001-0.2410-2.40 
  Tozer, Philip A A 2159 ENG1.0010.23102.30 
  Ethelontis, Alexandros N 2186 ENG1.0010.26102.60 
  Roy Chowdhury, Saptarshi m2411 IND0.5010.06100.60 
  Arkell, Keith C g2418 ENG0.001-0.4310-4.30 
  Anderton, Matthew N 2227 ENG1.0010.31103.10 
  Tikkanen, Hans g2586 SWE0.5010.28102.80 

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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