Individual Calculations February 2020
 Martelli, Tommaso  Total change: 43.20  Rating chartPersonal card
 Tata Steel Tienkampen 2020 Wijk aan Zee NED 2020-01-17
RcRownchangeKK*chgGame
 1861 1887 7.00 9 2.16 20 43.20 
  Roet, Siem 1936 NED0.5010.07201.40 
  Beentjes, Koen 1874 NED0.501-0.0220-0.40 
  Van Dijkhuizen, Robbert 1847 NED0.001-0.5620-11.20 
  Rensen, Martin 1835 NED1.0010.43208.60 
  Fasel, Ton 1940 NED1.0010.572011.40 
  Van Orsouw, Theo 1860 NED1.0010.46209.20 
  Bartels, Vladimir 1772 NED1.0010.34206.80 
  Froberg, Gert-Jan 1846 NED1.0010.44208.80 
  Rot, Jan 1838 NED1.0010.43208.60 

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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