Individual Calculations April 2009
 Nijboer, Friso  Total change: 2.80  Rating chartPersonal card
 Meester - r 4-5 - Dutch Team Competition Various NED 2008-09-27
RcRownchangeKK*chgGame
 2232 2564 2.00 2 0.24 10 2.40 
  Temmink, Henk 2230 NED1.0010.12101.20 
  Bierenbroodspot, Paul f2234 NED1.0010.12101.20 

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)
 
 Schaakfestival Groningen - Groep A Groningen NED 2008-12-21
RcRownchangeKK*chgGame
 2410 2539 5.00 9 -1.02 10 -10.20 
  Van Kooten, Luuk f2263 NED1.0010.17101.70 
  De Jong, Migchiel f2349 NED1.0010.25102.50 
  Swinkels, Robin m2451 NED0.001-0.6210-6.20 
  Khantuev, Alexander f2349 RUS1.0010.25102.50 
  Spoelman, Wouter m2459 NED0.501-0.1110-1.10 
  Levin, Felix g2535 GER0.501-0.0110-0.10 
  Burg, Twan f2382 NED1.0010.29102.90 
  Giri, Anish f2466 RUS0.001-0.6010-6.00 
  Brandenburg, Daan m2436 NED0.001-0.6410-6.40 

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)
 
 Corus Chess Tournament - Grandmaster C Wijk aan Zee NED 2009-01-16
RcRownchangeKK*chgGame
 2518 2559 5.50 13 -1.72 10 -17.20 
  So, Wesley g2627 PHI0.001-0.4110-4.10 
  Bosboom, Manuel m2418 NED0.001-0.6910-6.90 
  Hillarp Persson, Tiger g2586 SWE0.5010.04100.40 
  Howell, David W L g2622 ENG0.001-0.4110-4.10 
  Pruijssers, Roeland m2445 NED1.0010.34103.40 
  Romanishin, Oleg M g2533 UKR0.501-0.0410-0.40 
  Giri, Anish f2469 RUS0.501-0.1210-1.20 
  Gupta, Abhijeet g2569 IND1.0010.51105.10 
  Iturrizaga, Eduardo g2528 VEN0.001-0.5410-5.40 
  Leon Hoyos, Manuel g2542 MEX0.001-0.5210-5.20 
  Harika, Dronavalli mwg2473 IND1.0010.38103.80 
  Holzke, Frank g2524 GER1.0010.45104.50 
  Bitalzadeh, Ali m2400 NED0.001-0.7110-7.10 

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)
 
 10th individual European chess championship Budva MNE 2009-03-06
RcRownchangeKK*chgGame
 2606 2559 7.50 11 2.78 10 27.80 
  Chapman, Terry P D 2251 ENG1.0010.14101.40 
  Motylev, Alexander g2676 RUS1.0010.66106.60 
  Fedorchuk, Sergey A g2633 UKR0.001-0.4010-4.00 
  Dreev, Alexey g2688 RUS0.5010.17101.70 
  Postny, Evgeny g2652 ISR1.0010.63106.30 
  Riazantsev, Alexander g2634 RUS0.5010.10101.00 
  Ivanisevic, Ivan g2628 SRB0.5010.10101.00 
  Pashikian, Arman g2621 ARM0.5010.09100.90 
  Parligras, Mircea g2605 ROU1.0010.56105.60 
  Berkes, Ferenc g2651 HUN0.5010.13101.30 
  Nepomniachtchi, Ian g2628 RUS1.0010.60106.00 

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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