Individual Calculations September 2015
 Gelman, Geoffrey  Total change: -1.20  Rating chartPersonal card
 14th Annual Manhattan Open New York, New York USA 2015-08-21
 2205 2218 2.50 5 -0.06 20 -1.20 
  Shen, Arthur f2388 USA0.001-0.2820-5.60 
  Seibel, F Matthew 1967 USA1.0010.19203.80 
  Brodsky, David f2283 USA1.0010.592011.80 
  Ivanov, Mike 2173 CAN0.001-0.5620-11.20 
  Miyasaka, Marcus M 2216 USA0.5010.00200.00 

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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