Individual Calculations October 2013
 Graif, William  Total change: 30.60  Rating chartPersonal card
 2013 NAYCC U14 Toronto CAN 2013-08-14
RcRownchangeKK*chgGame
 1930 1820 3.50 7 1.02 30 30.60 
  Handigol, Abhishek 1989 USA0.5010.22306.60 
  Bellissimo, Joseph 1833 CAN0.5010.02300.60 
  Bian, Alex 1952 USA1.0010.683020.40 
  Pillai, Kadhir 2032 USA0.5010.27308.10 
  Doknjas, John 1923 CAN0.001-0.3630-10.80 
  Tanenbaum, Zachary Chen 1941 USA0.001-0.3430-10.20 
  Dommalapati, Abhinay 1843 USA1.0010.533015.90 

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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