Individual Calculations June 2018
 Klapwijk, Leo  Total change: -21.40  Rating chartPersonal card
 Groninger Combinatie 2018 - NOSBO PK Groningen NED 2018-05-10
RcRownchangeKK*chgGame
 1777 1846 2.00 6 -1.54 20 -30.80 
  Keuning, Selwin 2013 NED0.001-0.2820-5.60 
  Meeuwsen, Michiel 1592 NED0.001-0.8120-16.20 
  Hoogeboom, Boudewijn 1711 NED1.0010.32206.40 
  Geurink, Jasper 2246  * NED0.001-0.0820-1.60 
  Van Der Velde, Geert 1605 NED0.001-0.8020-16.00 
  Waskowsky, Gregor 1497 NED1.0010.11202.20 
 * 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)
 
 9e WLC Weekendtoernooi Eindhoven NED 2018-05-25
RcRownchangeKK*chgGame
 1966 1846 2.50 6 0.47 20 9.40 
  Pham, Khoi 2001 NED0.001-0.2920-5.80 
  Ten Ham, John 1934 NED1.0010.622012.40 
  Ercan, Selman 1978 NED0.5010.18203.60 
  Verfuerth, Kevin 1929 GER0.5010.11202.20 
  Winkels, Marcel 1979 NED0.001-0.3220-6.40 
  Cheng, Ngo Hin 1974 NED0.5010.17203.40 

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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