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Individual Calculations September 2009 |
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| Paul, Jayson Total change: 12.00 | |   |
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| Caribbean Chess Carnival 2009 - Open | Port of Spain | TRI | 2009-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2007 | 1913 | 3.00 | 7 | 0.27 | 25 | 6.75 | |
|  Marichal, Ariel | | | 2228 | CUB | 0.00 | 1 | -0.14 | 25 | -3.50 | | | Hanoeman, Suradj | | | 1908 | SUR | 0.00 | 1 | -0.51 | 25 | -12.75 | |  Noel, Roderick | | | 1856 | TRI | 0.00 | 1 | -0.58 | 25 | -14.50 | | | Ali, Ian | | | 1821 | TRI | 1.00 | 1 | 0.37 | 25 | 9.25 | | | Sears, Frank | | | 1956 | TRI | 1.00 | 1 | 0.56 | 25 | 14.00 | | | Joseph, Marcus | | | 2158 | TRI | 0.50 | 1 | 0.30 | 25 | 7.50 | | | Suez-Panama, Gilles | | | 2122 | FRA | 0.50 | 1 | 0.27 | 25 | 6.75 | |
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) | | | NOTE: K factor changed | | Trinidad and Tobago 4th Preliminary National Championship Open 2009 | Scarborough, Port of Spain | TRI | 2009-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1970 | 1913 | 2.50 | 5 | 0.35 | 15 | 5.25 | |
| | Soondarsingh, Dev | | | 1900 | TRI | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Lee, Hayden | | | 1790 | TRI | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Sears, Frank | | | 1956 | TRI | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Joseph, Marcus | | | 2158 | TRI | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Chang, Eddison, Dr. | | | 2047 | TRI | 0.50 | 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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