Individual Calculations February 2019
 Ippel, Cornelius  Total change: -21.00  Rating chartPersonal card
 Tata Steel Chess Tournament 2018 - Tienkampen Wijk aan Zee NED 2019-01-18
RcRownchangeKK*chgGame
 1829 1754 2.50 9 -1.05 20 -21.00 
  Visschedijk, Theo 1883 NED0.5010.17203.40 
  Scherpenisse, Kees 1871 NED0.5010.16203.20 
  Breedveld, Erik 1835 NED0.001-0.3920-7.80 
  Van Der Hagen, Loek 1842 NED0.001-0.3820-7.60 
  Vanduyfhuys, Igor 1493 BEL0.001-0.8220-16.40 
  Van De Laar, Bruun 1912 NED0.001-0.2920-5.80 
  Bermon, Henk 1876 NED0.001-0.3320-6.60 
  Minnema, Rens 1853 NED0.5010.14202.80 
  Bartels, Richie 1893 NED1.0010.692013.80 

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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