Individual Calculations September 2011
 Brookes, Christopher  Total change: 65.70  Rating chartPersonal card
 Science Park Amsterdam Chess Tournament - A Amsterdam NED 2011-07-09
RcRownchangeKK*chgGame
 2227 2056 3.50 9 0.98 15 14.70 
  Otte, Marijn f2244 NED0.5010.24153.60 
  Wunnink, Michael 2258 NED0.001-0.2415-3.60 
  Hamiti, Gani 2221 ALB1.0010.721510.80 
  Overeem, Marc f2158 NED1.0010.64159.60 
  Posedaru, Bogdan f2354 ROU0.001-0.1515-2.25 
  Plukkel, Sjoerd 2298 NED0.001-0.2015-3.00 
  Van Eekhout, David 2173 NED0.001-0.3415-5.10 
  Osterwald, Elwin 2200 NED0.001-0.3115-4.65 
  Harmsen, Michiel 2140 NED1.0010.62159.30 

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)
 
 15e Hogeschool Zeeland Toernooi Vlissingen NED 2011-07-30
RcRownchangeKK*chgGame
 2288 2056 5.50 9 3.40 15 51.00 
  Hijweegen, Natasja 1667 NED1.0010.09151.35 
  Tan, Matthew f2400 NED0.5010.38155.70 
  Dahm, Jochen f2345 GER0.5010.34155.10 
  Afek, Yochanan m2298 ISR1.0010.801512.00 
  Heltzel, Joost c2225 NED1.0010.721510.80 
  Leenhouts, Koen m2397 NED1.0010.881513.20 
  Van Haastert, Edwin m2421 NED0.5010.40156.00 
  Zaragatski, Ilja m2456  * GER0.001-0.0815-1.20 
  Van Eijk, Sander f2380 NED0.001-0.1315-1.95 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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