Individual Calculations January 2010
 Van Vliet, Jeffrey  Total change: 6.00  Rating chartPersonal card
 Klasse 1A Round 2-4 - Dutch Team Competition Various NED 2009-10-31
RcRownchangeKK*chgGame
 2250 2273 2.00 3 0.40 15 6.00 
  Van Ojik, Mark 2231 NED0.501-0.0615-0.90 
  Strating, Sybolt f2295 NED1.0010.53157.95 
  Witt, Rob f2225 NED0.501-0.0715-1.05 

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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