Individual Calculations September 2010
 Sandberg, Evan M  Total change: 13.35  Rating chartPersonal card
 Vassily Smyslov Memorial San Francisco, CA USA 2010-06-01
RcRownchangeKK*chgGame
 2321 2164 3.50 9 0.85 15 12.75 
  Zierk, Steven C f2377 USA0.5010.27154.05 
  Lee, Andy C f2302 USA1.0010.691510.35 
  Grefe, John A m2342 USA0.5010.23153.45 
  Naroditsky, Daniel f2381 USA0.5010.28154.20 
  Lobo, Richard C 2251 ENG0.001-0.3815-5.70 
  Liou, Yian 2222 USA0.5010.08151.20 
  De Guzman, Ricardo m2395 PHI0.001-0.2115-3.15 
  Odondoo, Ganbold m2346 MGL0.5010.24153.60 
  Zavadsky, Peter 2275 SVK0.001-0.3515-5.25 

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)
 
 111th Annual US Open - Jerry Hanken Memorial Irvine, California USA 2010-07-31
RcRownchangeKK*chgGame
 2091 2164 3.00 5 0.04 15 0.60 
  Dixon, Dakota Ellis 2033 USA0.501-0.1815-2.70 
  Nita, Marian N 2074 USA0.501-0.1215-1.80 
  Nu Ez Hirales, Juan 2092 MEX1.0010.40156.00 
  Dyberg, Rick 1853 USA1.0010.14152.10 
  Mulyar, Michael A m2405 USA0.001-0.2015-3.00 

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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