Individual Calculations January 2009
 Spence, David J  Total change: 9.30  Rating chartPersonal card
 4NCL part 1 Various ENG 2008-10-04
RcRownchangeKK*chgGame
 2137 2214 1.50 4 -0.92 15 -13.80 
  Franklin, Samuel G A 2156 ENG0.501-0.0815-1.20 
  Girdlestone, Paul C 2100 ENG0.001-0.6615-9.90 
  Swanson, Stephen 2225 SCO0.001-0.4815-7.20 
  Gregory, Keith D F 2066 ENG1.0010.30154.50 

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)
 
 V Open Amateur Calvia Baleares ESP 2008-10-10
RcRownchangeKK*chgGame
 2173 2214 6.50 9 1.54 15 23.10 
  Alvarez Pedrosa, Valeriano 1942 ESP1.0010.17152.55 
  Santos Folch, Adolfo 2084 ESP1.0010.32154.80 
  Andersen, Mads 2156 DEN1.0010.42156.30 
  Eriksson 1941, Bo 2115 SWE0.501-0.1415-2.10 
  Lopez Colon, Francisco 2249 ESP1.0010.55158.25 
  Gaya Llodra, Juan 2256 ESP1.0010.56158.40 
  Scherer, Helmut 2299 GER0.001-0.3815-5.70 
  Ehsan, Ali 2241 ESP0.5010.04150.60 
  Hutchinson, Paul A 2213 ENG0.5010.00150.00 

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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