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Individual Calculations May 2011 |
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| Lee, Cecil Total change: 0.75 | |   |
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| Trinidad and Tobago 1st Preliminary National Championship Open 2010 | Arima | TRI | 2010-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1907 | 1931 | 2.50 | 4 | 0.37 | 15 | 5.55 | |
|  Chin, Nicholas | | | 1855 | TRI | 1.00 | 1 | 0.40 | 15 | 6.00 | |  Bowles, Andrew | | | 1889 | TRI | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Cupid, Kevin | | | 2053 | TRI | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Smith, Alpacino | | | 1832 | TRI | 1.00 | 1 | 0.36 | 15 | 5.40 | |
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 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1997 | 1931 | 2.00 | 5 | -0.10 | 15 | -1.50 | |
| | Cabralis, Keron | f | | 2208 | TRI | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Ali, Ian | | | 1840 | TRI | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Yee, Frank | f | | 2088 | TRI | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Sears, Frank | | | 1956 | TRI | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Raphael, Christopher | | | 1894 | TRI | 0.50 | 1 | -0.05 | 15 | -0.75 | |
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) | | | | Trinidad and Tobago 2nd Preliminary Championship Open 2011 | Arima | TRI | 2011-04-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2023 | 1973 | 1.50 | 4 | -0.22 | 15 | -3.30 | |
| | Perryman, Sean | | | 2088 | TRI | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Yee, Frank | f | | 2090 | TRI | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Knight, Colin | | | 1915 | TRI | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Duncan, Leonard | | | 2000 | TRI | 0.00 | 1 | -0.46 | 15 | -6.90 | |
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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