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Individual Calculations September 2009 |
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| Lee, Cecil Total change: -1.05 | |   |
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| Trinidad and Tobago 3rd Preliminary National Championship Open 2009 | San Fernando | TRI | 2009-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1985 | 1956 | 1.50 | 4 | -0.34 | 15 | -5.10 | |
|  Pouchet, Michael | f | | 2073 | TRI | 0.00 | 1 | -0.34 | 15 | -5.10 | |  Noel, Roderick | | | 1856 | TRI | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Gill, Joseph | | | 1983 | TRI | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Marcelle, Joffrey | | | 2029 | TRI | 0.50 | 1 | 0.10 | 15 | 1.50 | |
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) | | | | Caribbean Chess Carnival 2009 - Open | Port of Spain | TRI | 2009-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2128 | 1956 | 2.00 | 6 | 0.27 | 15 | 4.05 | |
| | Adu, Oladapo | m | | 2276 | NGR | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Suez-Panama, Gilles | | | 2122 | FRA | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Singh, Ravishen | | | 2116 | TRI | 1.00 | 1 | 0.71 | 15 | 10.65 | | | Corbin, Philip | f | | 2125 | BAR | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Hanoeman, Suradj | | | 1908 | SUR | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Harper, Ryan | f | | 2223 | TRI | 0.00 | 1 | -0.18 | 15 | -2.70 | |
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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