Individual Calculations January 2019
 Gontcharov, Serguei  Total change: 2.60  Rating chartPersonal card
 Carlton Williams Memorial Hamilton BER 2018-10-23
RcRownchangeKK*chgGame
 1817 1866 3.50 6 0.13 20 2.60 
  Cancino, Guilbert 1883 BER0.5010.02200.40 
  Robiso, Patricio 1691 BER1.0010.27205.40 
  Flanagan, Mark c1903 BER0.5010.05201.00 
  Casanova, Rey 1630 BER1.0010.20204.00 
  Mufandaedza, Moses 1950 BER0.001-0.3820-7.60 
  Lill, Sami c1844 BER0.501-0.0320-0.60 

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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