Individual Calculations October 2008
 Winter-Roach, Alex  Total change: -28.60  Rating chartPersonal card
 Sub Zone 2.3.5 Championship Merida VEN 2008-06-22
RcRownchangeKK*chgGame
 2182 2056 1.50 9 -1.57 25 -39.25 
  Harper, Ryan f2267 TRI0.001-0.2325-5.75 
  Osorio, Fernando 2174 VEN0.001-0.3425-8.50 
  Del Castillo, Martyn 2195 BAR0.001-0.3125-7.75 
  Blackman, Justin 2001 BAR0.001-0.5825-14.50 
  Bermudez Adams, William 2183 PUR0.001-0.3325-8.25 
  Machin-Rivera, Mark 2184 PUR0.5010.17254.25 
  Boada, Wiston 2239 VEN0.001-0.2625-6.50 
  Prasca Sosa, Rafael m2392 VEN0.001-0.1225-3.00 
  Joseph, Marcus 2007 TRI1.0010.432510.75 

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)
 
NOTE: K factor changed
 Paladins National Flour Mills (NFM) Open Tournament 2008 Port of Spain TRI 2008-07-12
RcRownchangeKK*chgGame
 2002 2081 2.00 4 -0.42 15 -6.30 
  Gill, Joseph 1912 TRI1.0010.28154.20 
  Sears, Frank 1973 TRI0.501-0.1515-2.25 
  Rosales, Guelmo 2029 TRI0.501-0.0715-1.05 
  Joseph, Marcus 2092 TRI0.001-0.4815-7.20 

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)
 
NOTE: K factor changed
 Caribbean Chess Carnival 2008 - Open Port of Spain TRI 2008-08-06
RcRownchangeKK*chgGame
 2149 2081 4.50 8 1.13 15 16.95 
  Cobham, Marcus 2029 TRI1.0010.43156.45 
  Pecorelli Garcia, Humberto m2411 CUB0.001-0.1215-1.80 
  Raphael, Christopher 1910 TRI1.0010.27154.05 
  Singh, Ravishen 2114 TRI1.0010.55158.25 
  Sears, Frank 1973 TRI0.501-0.1515-2.25 
  Denny, Kevin m2341 BAR0.001-0.1815-2.70 
  Harper, Ryan f2268 TRI0.5010.24153.60 
  Matoewi, Roger c2149 SUR0.5010.09151.35 

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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