Individual Calculations September 2009
 Zak, Uri  Total change: 42.45  Rating chartPersonal card
 ISR 2nd League North 2009 Various ISR 2009-01-08
RcRownchangeKK*chgGame
 2310 2198 4.50 10 0.97 15 14.55 
  Lacht, Gregory 2203 ISR1.0010.51157.65 
  Cohen, Or f2286 ISR0.5010.12151.80 
  Peretz, Malkiel f2256 ISR0.5010.08151.20 
  Shachar, Ehud f2367 ISR0.001-0.2815-4.20 
  Lurie, Michael 2303 ISR0.5010.14152.10 
  Zifroni, Dov g2479 ISR0.5010.34155.10 
  Miller, Evgeny 2260 CAN0.001-0.4115-6.15 
  Kalka, Arkadius Georg f2397 GER1.0010.761511.40 
  Goldin, Roman 2280 ISR0.001-0.3915-5.85 
  Rozhanski, Yosef 2272 ISR0.5010.10151.50 

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)
 
 Jubilee Open Master 2009 Zurich SUI 2009-08-09
RcRownchangeKK*chgGame
 2372 2243 5.00 9 1.86 15 27.90 
  Fridman, Daniel g2643  * GER0.5010.42156.30 
  Malaniuk, Vladimir P. g2563 UKR0.001-0.1315-1.95 
  Duerig, Willi 2134 SUI1.0010.35155.25 
  Doric, Darko m2468 CRO0.001-0.2215-3.30 
  Wuethrich, Lorenz 2128 SUI1.0010.34155.10 
  Friedrich, Norbert f2350 GER0.5010.15152.25 
  Saptarshi, Roy m2413 IND0.5010.22153.30 
  Maeurer, Christoph Dr f2313 GER1.0010.60159.00 
  Paehtz, Thomas Jr 2340 GER0.5010.13151.95 
 * 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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