Individual Calculations January 2017
 Simpkins, Jerry  Total change: -30.20  Rating chartPersonal card
 2016 Mechanics' Fall Tournament San Francisco, California USA 2016-10-18
RcRownchangeKK*chgGame
 1572 1632 3.00 8 -1.51 20 -30.20 
  Sevall, Jacob 1949 GER0.001-0.1320-2.60 
  Bayaraa, Bilguun 1232  * USA1.0010.08201.60 
  Poling, Scott E 1753 USA0.001-0.3420-6.80 
  Abraham, Michael D 1586 USA0.001-0.5620-11.20 
  James, Charles 1525 USA1.0010.35207.00 
  Kuczek, Kevin W 1869 USA0.001-0.2020-4.00 
  Erdenebileg, Erkhes 1362 USA0.001-0.8320-16.60 
  Boldi, Nicholas Ar 1297 USA1.0010.12202.40 
 * 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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