Individual Calculations January 2009
 Santalla, Andres  Total change: -1.20  Rating chartPersonal card
 2008 Pan American - Continental Championships Boca Raton, Florida USA 2008-11-01
RcRownchangeKK*chgGame
 2268 2108 2.00 7 -0.08 15 -1.20 
  Almeida, Alfonso A m2378 MEX0.001-0.1715-2.55 
  Rodriguez, Eric 2270 USA1.0010.711510.65 
  Betaneli, Alex f2318 USA0.001-0.2315-3.45 
  Ossa, Orlando 2314 COL1.0010.761511.40 
  Melekhina, Alisa wf2299 USA0.001-0.2515-3.75 
  Rensch, Daniel M f2354 USA0.001-0.1915-2.85 
  Heung, Christopher 1946 USA0.001-0.7115-10.65 

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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