Individual Calculations February 2018
 Van Geffen, Ben  Total change: -33.20  Rating chartPersonal card
 Tata Steel Tienkampen 2018 Wijk aan Zee NED 2018-01-19
RcRownchangeKK*chgGame
 2139 2108 2.00 8 -1.66 20 -33.20 
  Goes, Sten 2222 NED0.5010.16203.20 
  Kalle, Erwin 1987 NED0.501-0.1620-3.20 
  Van Der Heide, Auke 2094 NED0.001-0.5220-10.40 
  Woudsma, Martijn 2181 NED0.001-0.4020-8.00 
  Van `t Hof, Eric c2114 NED0.5010.01200.20 
  Overeem, Marc f2246 NED0.001-0.3120-6.20 
  Schroer, Marcel 2080 NED0.501-0.0420-0.80 
  Krings, Christoph 2184 GER0.001-0.4020-8.00 

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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