Individual Calculations March 2011
 Van Foreest, Jorden  Total change: 46.90  Rating chartPersonal card
 Schaakfestival Groningen 2010 Open A Groningen NED 2010-12-21
RcRownchangeKK*chgGame
 2237 1970 3.00 9 1.33 25 33.25 
  Donchenko, Anatoly m2370  * GER0.001-0.0825-2.00 
  Partenheimer, Axel 2201 GER0.5010.29257.25 
  Willemze, Thomas m2370  * NED0.001-0.0825-2.00 
  Krause, Ullrich f2308 GER0.5010.38259.50 
  Bijlsma, Nick 2133 NED1.0010.722518.00 
  Donchenko, Alexander 2207 GER0.001-0.2025-5.00 
  Jacoby, Gisbert 2185 GER0.001-0.2325-5.75 
  Kerigan, Demre 2149 TUR1.0010.732518.25 
  Lyell, Mark f2210 ENG0.001-0.2025-5.00 
 * 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)
 
NOTE: K factor changed
 Dutch Team Competition - 1A - round 5-6 2011 Various NED 2011-01-08
RcRownchangeKK*chgGame
 2157 2013 0.00 1 -0.31 15 -4.65 
  Blees, Enrico 2157 NED0.001-0.3115-4.65 

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)
 
NOTE: K factor changed
 Dutch Team Competition - 2A - round 5-6 2011 Various NED 2011-01-08
RcRownchangeKK*chgGame
 2061 2013 0.50 1 0.07 15 1.05 
  Pandelaar, Vincent 2061 NED0.5010.07151.05 

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)
 
NOTE: K factor changed
 Tata Steel Chess Tournament - Tien 3F Wijk aan Zee NED 2011-01-21
RcRownchangeKK*chgGame
 2031 2013 4.00 6 1.15 15 17.25 
  Van Meurs, Rob 2077 NED0.5010.09151.35 
  Van Tooren, Erik 1964 NED1.0010.43156.45 
  Rost Van Tonningen, Otto 2033 NED0.5010.03150.45 
  Van Maassen, Berend 2024 NED0.001-0.4815-7.20 
  Broekman, Willem 2103 NED1.0010.62159.30 
  Dissel, Henk 1987 NED1.0010.46156.90 

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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