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Individual Calculations September 2009 |
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| Sanches, Romario Total change: 63.75 | |   |
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| National Championship | Paramaribo | SUR | 2009-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2033 | 1904 | 4.50 | 8 | 1.74 | 25 | 43.50 | |
|  Naipal , Victoria | | wf | 1791 | SUR | 1.00 | 1 | 0.35 | 25 | 8.75 | |  Matoewi , Roger | c | | 2159 | SUR | 0.50 | 1 | 0.31 | 25 | 7.75 | | | Giasi , Viresh | | | 1954 | SUR | 1.00 | 1 | 0.57 | 25 | 14.25 | | | Hanoeman , Suradj | | | 1899 | SUR | 0.00 | 1 | -0.51 | 25 | -12.75 | | | Veer , Willem | | | 1933 | SUR | 0.00 | 1 | -0.46 | 25 | -11.50 | | | Mungroo , Franklin | | | 2194 | SUR | 0.50 | 1 | 0.34 | 25 | 8.50 | | | Gajadin , Dewperkash | c | | 2175 | SUR | 0.50 | 1 | 0.33 | 25 | 8.25 | | | Lo Kim Lin , Frank | | | 2159 | SUR | 1.00 | 1 | 0.81 | 25 | 20.25 | |
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) | | | | Caribbean Chess Carnival 2009 - Under 20 | Port of Spain | TRI | 2009-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1977 | 1904 | 2.00 | 3 | 0.81 | 25 | 20.25 | |
| | Davy, Damion | | | 1988 | JAM | 0.50 | 1 | 0.12 | 25 | 3.00 | | | Raphael, Christopher | | | 1901 | TRI | 0.50 | 1 | 0.00 | 25 | 0.00 | | | Cabralis, Keron | | | 2043 | TRI | 1.00 | 1 | 0.69 | 25 | 17.25 | |
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) | | |
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