Individual Calculations January 2014
 Hummel, Joop  Total change: -11.40  Rating chartPersonal card
 Dutch Team Competiton 13-14 - 3B - round 3 Several NED 2013-12-07
RcRownchangeKK*chgGame
 2043 2006 1.00 1 0.55 15 8.25 
  Nijenhuis, Wim 2043 NED1.0010.55158.25 

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 2013 Open A Groningen NED 2013-12-21
RcRownchangeKK*chgGame
 2106 2006 2.00 9 -1.31 15 -19.65 
  Beukema, Stefan f2280 BEL0.001-0.1715-2.55 
  Vereggen, Lars 2147 NED0.5010.19152.85 
  Maris, Ivo 2161 NED0.001-0.2915-4.35 
  Khelaia, Giorgi 2110 GEO0.001-0.3615-5.40 
  Gerlagh, Joris 2032 NED0.5010.04150.60 
  Stavast, Dick 2066 NED0.001-0.4215-6.30 
  Sandvik, Thomas 2083 FIN0.001-0.3915-5.85 
  Veltman, Anne 2052 NED1.0010.56158.40 
  Den Hartog, Marijn 2025 NED0.001-0.4715-7.05 

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)
 

 

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