Individual Calculations September 2009
 Stead, Kerry  Total change: 18.90  Rating chartPersonal card
 Oceania Zonal Open Gold Coast AUS 2009-06-20
RcRownchangeKK*chgGame
 2115 2087 5.50 9 1.26 15 18.90 
  Searle, Zachary 1791 AUS1.0010.15152.25 
  Lane, Gary W. m2371 AUS0.001-0.1615-2.40 
  Tan, Kevin 1956 AUS1.0010.32154.80 
  Ambrus, Endre f2375 AUS0.5010.34155.10 
  Prasad, Calvin c1912 FIJ1.0010.27154.05 
  Rujevic, Mirko m2282 AUS0.001-0.2515-3.75 
  Stevens, Tristan 2006 AUS0.501-0.1115-1.65 
  Kumar, Manoj c2017 FIJ1.0010.40156.00 
  Canfell, Gregory f2327 AUS0.5010.30154.50 

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)
 

 

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