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Individual Calculations January 2009 |
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| Heung, Christopher Total change: 21.75 | |   |
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| 2008 Pan American - Continental Championships | Boca Raton, Florida | USA | 2008-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2248 | 1946 | 2.00 | 5 | 1.23 | 15 | 18.45 | |
|  Ossa, Orlando | | | 2296 | COL | 1.00 | 1 | 0.89 | 15 | 13.35 | |  Pena, Alfredo | f | | 2296 | COL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Bick, John D | f | | 2245 | USA | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Santalla, Andres | | | 2108 | USA | 1.00 | 1 | 0.71 | 15 | 10.65 | | | Lugo, Blas | m | | 2296 | USA | 0.00 | 1 | -0.11 | 15 | -1.65 | |
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) | | | | 7th Annual Turkey Bowl | Boca Raton, Florida | USA | 2008-11-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2267 | 1946 | 0.50 | 3 | 0.10 | 15 | 1.50 | |
| | Rodriguez, Eric | | | 2270 | USA | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Alvarez, Ernesto | | | 2236 | USA | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Garcia, Gildardo J | g | | 2296 | COL | 0.00 | 1 | -0.11 | 15 | -1.65 | |
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) | | | | North Florida Open | Jacksonville, Florida | USA | 2008-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2035 | 1946 | 0.50 | 1 | 0.12 | 15 | 1.80 | |
| | Brookshear, Timothy | | | 2035 | USA | 0.50 | 1 | 0.12 | 15 | 1.80 | |
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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