Individual Calculations February 2016
 Van De Boogaart, Jan Maarten  Total change: -0.80  Rating chartPersonal card
 Tata Steel Chess Tournament 2016 - Dagvierkampen Wijk aan Zee NED 2016-01-18
RcRownchangeKK*chgGame
 1987 2000 1.00 2 -0.04 20 -0.80 
  Merkouris, Panagiotis 1992 GRE0.001-0.5120-10.20 
  Geertsema, Piet 1981 NED1.0010.47209.40 

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)
 

 

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