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Individual Calculations March 2011 |
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| Perryman, Sean Total change: -10.50 | |   |
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| Lucozade/Paladins Open | Port of Spain | TRI | 2010-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1862 | 2117 | 3.00 | 5 | -1.05 | 25 | -26.25 | |
|  Bowles, Andrew | | | 1889 | TRI | 0.50 | 1 | -0.29 | 25 | -7.25 | |  Johnson, Joshua | | | 1850 | TRI | 0.00 | 1 | -0.82 | 25 | -20.50 | | | Lee, Cecil | | | 1929 | TRI | 0.50 | 1 | -0.24 | 25 | -6.00 | | | Smith, Javanna | | wc | 1791 | TRI | 1.00 | 1 | 0.13 | 25 | 3.25 | | | Smith, Alpacino | | | 1849 | TRI | 1.00 | 1 | 0.17 | 25 | 4.25 | |
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 | | F W De Verteuil Memorial Open | Port of Spain | TRI | 2010-10-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 2117 | 5.00 | 6 | 1.05 | 15 | 15.75 | |
| | Noel, Roderick | | | 1865 | TRI | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Gill, Joseph | | | 1968 | TRI | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Johnson, Joshua | | | 1839 | TRI | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Joseph, Marcus | | | 2146 | TRI | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Duncan, Leonard | | | 2037 | TRI | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Singh, Ravishen | | | 2089 | TRI | 0.00 | 1 | -0.54 | 15 | -8.10 | |
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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