Individual Calculations May 2011
 Chang, Eddison Dr.  Total change: -31.95  Rating chartPersonal card
 Trinidad and Tobago National Open Championship 2010 Port of Spain TRI 2010-11-13
RcRownchangeKK*chgGame
 2044 2036 4.50 11 -0.87 15 -13.05 
  Bowles, Andrew 1879 TRI1.0010.29154.35 
  Harper, Ryan f2235 TRI0.001-0.2415-3.60 
  Paul, Jayson 1961 TRI1.0010.40156.00 
  Singh, Vishnu 1962 TRI0.001-0.6015-9.00 
  Winter-Roach, Alex 2052 TRI0.5010.02150.30 
  Merritt, Mario f2094 TRI0.001-0.4215-6.30 
  Christopher, David 2072 TRI1.0010.55158.25 
  Cabralis, Keron f2176 TRI0.001-0.3115-4.65 
  Johnson, Joshua 1822 TRI0.001-0.7715-11.55 
  Joseph, Marcus 2125 TRI0.001-0.3815-5.70 
  Singh, Ravishen 2101 TRI1.0010.59158.85 

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)
 
 Trinidad and Tobago 1st Preliminary Championship Open 2011 Port of Spain TRI 2011-02-12
RcRownchangeKK*chgGame
 2021 2036 2.00 5 -0.59 15 -8.85 
  Ali, Ian 1840 TRI0.001-0.7515-11.25 
  Bowles, Andrew 1904 TRI1.0010.32154.80 
  Munro, Allan 2064 TRI0.5010.04150.60 
  Cabralis, Keron f2208 TRI0.001-0.2715-4.05 
  Yee, Frank f2088 TRI0.5010.07151.05 

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)
 
 Trinidad and Tobago 2nd Preliminary Championship Open 2011 Arima TRI 2011-04-09
RcRownchangeKK*chgGame
 1924 2047 0.00 1 -0.67 15 -10.05 
  Raphael, Christopher 1924 TRI0.001-0.6715-10.05 

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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