Individual Calculations September 2017
 Zheng, Michael Z  Total change: 23.60  Rating chartPersonal card
 7th Annual Potomac Open - U2300 Rockville, Maryland USA 2017-07-28
RcRownchangeKK*chgGame
 2027 1778 1.00 3 0.38 40 15.20 
  Treger, Effim 2149 USA0.001-0.1040-4.00 
  Kobla, Vishal c2020 USA0.001-0.2040-8.00 
  Moorthy, Srinivas R 1911 USA1.0010.684027.20 

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)
 
 2017 US Masters Championship Greensboro, North Carolina USA 2017-08-23
RcRownchangeKK*chgGame
 2041 1742 1.50 8 0.21 40 8.40 
  Sarkar, Justin J m2142  * USA0.001-0.0840-3.20 
  Virkud, Apurva wf2142  * USA0.001-0.0840-3.20 
  Yang, Qindong 2013 CHN0.001-0.1740-6.80 
  Lin, Andy 2142  * USA0.001-0.0840-3.20 
  Myers, Dominique 2010 USA0.001-0.1740-6.80 
  Dana, Maurice 1985 USA0.5010.304012.00 
  Greanias, Steven D f2076 USA0.5010.384015.20 
  Li, Kevin 1821 USA0.5010.11404.40 
 * 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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