Individual Calculations February 2015
 Voss, Herman  Total change: 8.20  Rating chartPersonal card
 Tata Steel Chess Tournament 2015 - T3D Wijk aan Zee NED 2015-01-16
RcRownchangeKK*chgGame
 2030 1992 4.00 8 0.41 20 8.20 
  Havenaar, Jan 2043 NED0.5010.07201.40 
  Trujillo, Herre 2057 NED0.5010.09201.80 
  Holscher, Peter 2071 NED0.001-0.3920-7.80 
  Veldhuysen, Klaas 1950 NED0.501-0.0620-1.20 
  Wijnberg, Arjan 2126 NED0.001-0.3220-6.40 
  Van Geffen, Ben 2074 NED0.5010.11202.20 
  Penalver, Marion 1947 FRA1.0010.44208.80 
  Rutjes, Twan 1968 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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