Individual Calculations September 2009
 Meurs, Tom  Total change: 11.10  Rating chartPersonal card
 Intomart GfK Open 2009 Hilversum NED 2009-06-28
RcRownchangeKK*chgGame
 2155 2178 4.00 9 -0.85 15 -12.75 
  Nijboer, Friso g2528 NED0.001-0.1115-1.65 
  Mellema, Andries 2117 NED0.001-0.5815-8.70 
  Beukema, Stefan 2009 NED0.001-0.7215-10.80 
  Goes, Sten 2127 NED1.0010.43156.45 
  Kampman, Tijmen 2009 NED1.0010.28154.20 
  Strating, Sybolt f2328 NED0.001-0.3015-4.50 
  Van Der Lende, Ilias 2043 NED1.0010.32154.80 
  Oosterom, Erik 2126 NED0.501-0.0715-1.05 
  Goudriaan, Etienne 2104 NED0.501-0.1015-1.50 

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)
 
 ZMD Open Dresden GER 2009-07-25
RcRownchangeKK*chgGame
 2237 2179 5.50 8 2.08 15 31.20 
  Bulano, Alexander 1801 GER1.0010.09151.35 
  Haak, Werner 1821 GER1.0010.10151.50 
  Siegl, Detlef 1943 GER1.0010.20153.00 
  Luther, Thomas g2552 GER0.5010.40156.00 
  Womacka, Mathias m2436 GER0.5010.32154.80 
  Seres, Lajos g2456 HUN0.5010.33154.95 
  Wahono, Awam f2399 INA1.0010.781511.70 
  Nyzhnyk, Illya m2486 UKR0.001-0.1415-2.10 

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)
 
 University of Twente Open Dutch Youth Chess Championship 2009 Enschede NED 2009-08-03
RcRownchangeKK*chgGame
 2023 2179 2.50 6 -1.72 15 -25.80 
  Dirksen, Marieke 1932 NED0.501-0.3115-4.65 
  Ten Vergert, Paul 2025 NED0.501-0.2115-3.15 
  Baisakow, Alexander 2115 GER0.001-0.5915-8.85 
  Kampman, Tijmen 2023 NED0.501-0.2115-3.15 
  Vereggen, Lars 1936 NED1.0010.20153.00 
  Goudriaan, Etienne 2107 NED0.001-0.6015-9.00 

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)
 
 16th Vienna Chess Open Vienna AUT 2009-08-15
RcRownchangeKK*chgGame
 2240 2179 5.00 9 1.23 15 18.45 
  Bauer, Marie-Christine 1910 AUT1.0010.17152.55 
  Bawart, Markus f2385 AUT0.001-0.2415-3.60 
  Seidl, Reinhard 2019 AUT1.0010.29154.35 
  Buljubasic, Sabahudin f2328 BIH1.0010.701510.50 
  Lammers, Markus 2297 GER1.0010.66159.90 
  Bukal, Vladimir Jun. m2394 CRO0.001-0.2315-3.45 
  Wilke, Werner 2269 AUT0.001-0.3815-5.70 
  Brinck-Claussen, Bjorn m2314 DEN0.5010.18152.70 
  Bachofner, Andreas f2240 AUT0.5010.08151.20 

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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