Individual Calculations September 2012
 Arnold, Marc Tyler  Total change: -2.30  Rating chartPersonal card
 21st Metropolitan Chess FIDE Invitational Los Angeles, California USA 2012-08-03
 2480 2540 5.00 9 -0.23 10 -2.30 
  Altounian, Levon m2431 USA1.0010.35103.50 
  Molner, Mackenzie m2491 USA0.501-0.0710-0.70 
  Matikozyan, Andranik m2400 ARM0.501-0.1910-1.90 
  Khachiyan, Melikset g2478 USA0.501-0.0910-0.90 
  Sevillano, Enrico m2526 USA0.501-0.0210-0.20 
  Kretchetov, Alexan f2343 RUS1.0010.25102.50 
  Bojkov, Dejan g2556 BUL0.5010.02100.20 
  Yankovsky, Roman m2468 RUS0.501-0.1010-1.00 
  Hess, Robert L g2624 USA0.001-0.3810-3.80 

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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