Individual Calculations March 2010
 Billio, Atto  Total change: 5.00  Rating chartPersonal card
 Corus Chess Tournament - Tien 2A Wijk aan Zee NED 2010-01-22
RcRownchangeKK*chgGame
 2109 2133 5.00 9 0.20 25 5.00 
  De Ruiter, Danny 2068 NED1.0010.412510.25 
  Seeleman, Jan 2046 NED1.0010.38259.50 
  Hartl, Aldo 2136 GER1.0010.502512.50 
  Van Geffen, Ben 2174 NED0.001-0.4425-11.00 
  Vistisen, Lars 2129 DEN0.501-0.0125-0.25 
  De Leur, Ben 2058 NED0.001-0.6025-15.00 
  Ahlers, Ben 2139 NED0.001-0.4925-12.25 
  Hendriks, Richard 2135 NED0.5010.00250.00 
  Sula, Avni 2097 ALB1.0010.452511.25 

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)
 

 

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