Individual Calculations April 2018
 Ostrovskiy, Aleksandr  Total change: 10.20  Rating chartPersonal card
 Marshall FIDE Mondays January-March 2018 New York, New York USA 2018-01-29
RcRownchangeKK*chgGame
 2119 2391 4.00 5 -0.09 10 -0.90 
  Rudowski, Szymon 1991  * USA1.0010.08100.80 
  Resika, Nathan f2178 USA1.0010.23102.30 
  Akylbekov, Nasyr 2222 KGZ0.501-0.2210-2.20 
  Lu, Maximillian f2155 USA1.0010.20102.00 
  Ray, Sarathi 2047 USA0.501-0.3810-3.80 
 * 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)
 
 Marshall Premier March 2017 New York, New York USA 2018-03-02
RcRownchangeKK*chgGame
 2220 2391 4.00 5 0.60 10 6.00 
  Zong, Davis 1991  * USA1.0010.08100.80 
  Tsay, Vincent f2108 USA0.501-0.3410-3.40 
  Samadashvili, Martha wf2020 USA1.0010.10101.00 
  Brodsky, David m2409 USA1.0010.53105.30 
  Azarov, Sergei g2570 BLR0.5010.23102.30 
 * 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)
 
 40th Annual Marchand Open Rochester, New York USA 2018-03-17
RcRownchangeKK*chgGame
 2389 2391 2.50 4 0.59 10 5.90 
  Tavares, Jarrod 1991  * USA1.0010.08100.80 
  Azarov, Sergei g2570 BLR0.5010.23102.30 
  Shabalov, Alexander g2568 USA0.5010.23102.30 
  Samsonkin, Artiom m2428 CAN0.5010.05100.50 
 * 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)
 
 51st Virginia Open Dulles, Virginia USA 2018-03-23
RcRownchangeKK*chgGame
 2102 2391 4.00 5 -0.08 10 -0.80 
  Barrow, William 1991  * USA0.501-0.4210-4.20 
  Xing, Ashley 1991  * USA1.0010.08100.80 
  Fischer, Robert 1991  * USA1.0010.08100.80 
  Enkhbat, Tegshsuren m2357 USA0.501-0.0510-0.50 
  Huang, Andy 2179 USA1.0010.23102.30 
 * 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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