Individual Calculations May 2018
 Marin, Sam  Total change: -5.00  Rating chartPersonal card
 12th Annual Philadelphia Open Philadelphia, Pennsylvania USA 2018-03-28
RcRownchangeKK*chgGame
 2060 2080 4.00 8 -0.25 20 -5.00 
  Pedersen, Christian Kyndel m2405 DEN0.001-0.1320-2.60 
  Oberoi, Shelev 1924 USA0.001-0.7120-14.20 
  Siddharth, Gopakumar 1838 IND1.0010.20204.00 
  Arias, Mario 2245 PER0.001-0.2820-5.60 
  Lu, Yixiang 1849 USA1.0010.21204.20 
  De Fotis, Gary 1950 USA0.501-0.1820-3.60 
  Martinez, Shawn 2013 USA1.0010.41208.20 
  Feng, Maggie fwc2254 USA0.5010.23204.60 

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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