Individual Calculations February 2017
 Jap Tjoen San, Linda  Total change: 3.40  Rating chartPersonal card
 Tata Steel Chess Tournament 2017 - Weekendvierkampen Wijk aan Zee NED 2017-01-13
 2145 2105 1.50 3 0.17 20 3.40 
  Van Der Leij, Arjan 2074 NED1.0010.46209.20 
  Blaeser, Pierre 2214 LUX0.5010.15203.00 
  Spaans, Giel 2146 NED0.001-0.4420-8.80 

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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