Individual Calculations April 2016
 Ostrovskiy, Aleksandr A  Total change: 3.40  Rating chartPersonal card
 10th Annual Philadelphia Open Philadelphia, Pennsylvania USA 2016-03-23
RcRownchangeKK*chgGame
 2270 2387 5.50 8 0.34 10 3.40 
  Paul, Justin 2145 USA1.0010.20102.00 
  Jacobson, Brandon c2241 USA0.501-0.2010-2.00 
  Zhang, Yuanchen f2242 CAN1.0010.31103.10 
  Chandra, Akshat m2491 USA0.001-0.3610-3.60 
  Betaneli, Alexander f2201 USA0.501-0.2410-2.40 
  Sinha, Sahil 2073 USA1.0010.14101.40 
  Margvelashvili, Giorgi g2532 GEO0.5010.19101.90 
  King, Alexander B 2238 USA1.0010.30103.00 

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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