Individual Calculations May 2011
 Harper, Ryan  Total change: 27.45  Rating chartPersonal card
 Trinidad and Tobago 1st Preliminary National Championship Open 2010 Arima TRI 2010-03-06
RcRownchangeKK*chgGame
 1967 2262 6.00 7 0.12 15 1.80 
  Bowles, Andrew 1889 TRI1.0010.10151.50 
  Soondarsingh, Dev 1910 TRI1.0010.11151.65 
  Duncan, Leonard 2029 TRI1.0010.21153.15 
  Winter-Roach, Alex 2062 TRI1.0010.24153.60 
  Singh, Vishnu 1964 TRI0.001-0.8515-12.75 
  Lee, Hayden 1862  * TRI1.0010.08151.20 
  Cupid, Kevin 2053 TRI1.0010.23153.45 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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 National Open Championship 2010 Port of Spain TRI 2010-11-13
RcRownchangeKK*chgGame
 2027 2235 10.00 11 1.71 15 25.65 
  Christopher, David 2072 TRI1.0010.28154.20 
  Chang, Eddison Dr. 2036 TRI1.0010.24153.60 
  Cabralis, Keron f2176 TRI1.0010.42156.30 
  Paul, Jayson 1961 TRI1.0010.17152.55 
  Johnson, Joshua 1835  * TRI1.0010.08151.20 
  Singh, Vishnu 1962 TRI1.0010.17152.55 
  Joseph, Marcus 2125 TRI0.001-0.6515-9.75 
  Winter-Roach, Alex 2052 TRI1.0010.26153.90 
  Singh, Ravishen 2101 TRI1.0010.32154.80 
  Merritt, Mario f2094 TRI1.0010.31154.65 
  Bowles, Andrew 1879 TRI1.0010.11151.65 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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