Individual Calculations September 2015
 King, Alexander B  Total change: 1.80  Rating chartPersonal card
 4th Annual Washington International - Section A Rockville, Maryland USA 2015-08-08
 2252 2245 4.50 9 0.09 20 1.80 
  Ippolito, Dean m2389 USA0.001-0.3120-6.20 
  Wheeler, Cameron f2321 USA0.001-0.4020-8.00 
  Nydick, Brandon 2133 USA0.501-0.1520-3.00 
  Ulrich, Rachel J wf2184 USA0.501-0.0820-1.60 
  Pressman, Leif f2276 USA0.5010.04200.80 
  Niemann, Hans M 2142 USA1.0010.36207.20 
  Song, Guannan Terry 2166 CAN1.0010.39207.80 
  Mandizha, Farai m2344 ZIM0.5010.14202.80 
  Zhang, Yuanchen f2314 CAN0.5010.10202.00 

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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