Individual Calculations September 2011
 Zwirs, Nico  Total change: 50.55  Rating chartPersonal card
 HSG Open 2011 Hilversum NED 2011-06-24
RcRownchangeKK*chgGame
 2135 2097 5.00 6 2.30 15 34.50 
  Vos, Tjark 1819 NED1.0010.17152.55 
  Goudriaan, Etienne f2307 NED0.001-0.2315-3.45 
  Hoornstra, Hans 1967 NED1.0010.32154.80 
  Hendrikx, Niels 2246 NED1.0010.701510.50 
  Lenhardt, Manfred 2111 GER1.0010.52157.80 
  Klein, David f2359 NED1.0010.821512.30 

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)
 
 Dutch Open Dieren NED 2011-07-19
RcRownchangeKK*chgGame
 2256 2125 4.50 9 1.43 15 21.45 
  Vos, Tjark 1842 NED1.0010.16152.40 
  Milov, Leonid m2515 GER0.001-0.0915-1.35 
  Odendahl, Reiner f2375 GER0.5010.31154.65 
  Van Der Linden, Lucas 2275 NED0.5010.20153.00 
  Ikeda, Junta f2349 AUS0.001-0.2215-3.30 
  Offringa, Joost 2085 NED1.0010.44156.60 
  Bus, Tom 2237 NED1.0010.65159.75 
  Vishnu, Prasanna m2340 IND0.001-0.2315-3.45 
  Goudriaan, Etienne f2283 NED0.5010.21153.15 

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)
 
 Eurochess Tournament 2011, groep A Borne NED 2011-08-01
RcRownchangeKK*chgGame
 2038 2125 4.50 8 -0.36 15 -5.40 
  Gunther, Marcella 1887 NED1.0010.20153.00 
  Dijkhuis, Tycho 1831 NED1.0010.15152.25 
  Van Foreest, Jorden 2097 NED0.501-0.0415-0.60 
  Kollen, Zyon 2118 NED0.501-0.0115-0.15 
  Otten, Martijn 1956 NED1.0010.28154.20 
  Pijpers, Arthur 2296 NED0.001-0.2715-4.05 
  Nicolai, Amir 1951 NED0.501-0.2315-3.45 
  Hachijan, Armen 2165 NED0.001-0.4415-6.60 

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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