Individual Calculations September 2018
 Haarsma, Rob  Total change: -5.80  Rating chartPersonal card
 22e Hogeschool Zeeland toernooi Vlissingen NED 2018-08-04
RcRownchangeKK*chgGame
 1760 1547 1.50 7 -0.29 20 -5.80 
  Balla, Tom 1947  * NED0.001-0.0820-1.60 
  De Graaf, Dion 1789 NED1.0010.802016.00 
  Osinga, Angelique 1937 NED0.001-0.0920-1.80 
  Klein, Jorik 1828 NED0.001-0.1620-3.20 
  Van De Laar, Andre 1692 NED0.001-0.3120-6.20 
  Buettgenbach, Uwe Eugen 1641 GER0.001-0.3720-7.40 
  De Vrieze, Peter 1487 NED0.501-0.0820-1.60 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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