Individual Calculations January 2009
 Perelshteyn, Eugene  Total change: 3.40  Rating chartPersonal card
 SPICE Cup Lubbock, Texas USA 2008-09-19
RcRownchangeKK*chgGame
 2611 2555 4.00 9 0.21 10 2.10 
  Akobian, Varuzhan g2611 USA0.001-0.4210-4.20 
  Kritz, Leonid g2610 GER0.5010.08100.80 
  Miton, Kamil g2581 POL0.5010.04100.40 
  Onischuk, Alexander g2670 USA0.001-0.3410-3.40 
  Pentala, Harikrishna g2668 IND0.5010.15101.50 
  Kaidanov, Gregory g2605 USA0.001-0.4310-4.30 
  Stefansson, Hannes g2566 ISL1.0010.52105.20 
  Becerra, Julio g2598 USA0.5010.06100.60 
  Mikhalevski, Victor g2592 ISR1.0010.55105.50 

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)
 
 Southern New Hampshire Open Manchester, New Hampshire USA 2008-11-15
RcRownchangeKK*chgGame
 2367 2536 1.50 2 0.13 10 1.30 
  Sciacca, Patrick R 2186 USA1.0010.11101.10 
  Ivanov, Alexander g2547 USA0.5010.02100.20 

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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