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Individual Calculations July 2009 |
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| Huang, Richard Total change: 19.25 | |   |
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| 3rd Annual Grand Pacific Open | Victoria | CAN | 2009-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2179 | 1869 | 0.50 | 3 | 0.08 | 25 | 2.00 | |
|  Davies, Lucas | | | 2170 | CAN | 0.00 | 1 | -0.15 | 25 | -3.75 | | | Berry, Jonathan | f | | 2219 | CAN | 0.50 | 1 | 0.39 | 25 | 9.75 | |  Patterson, Roger | | | 2148 | CAN | 0.00 | 1 | -0.16 | 25 | -4.00 | |
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) | | | | 34th Keres Memorial | Vancouver | CAN | 2009-05-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2117 | 1869 | 1.50 | 4 | 0.69 | 25 | 17.25 | |
| | Roua, Radu-Laurentiu | | | 2219 | ROU | 0.50 | 1 | 0.39 | 25 | 9.75 | | | Gornall, Kirk | | | 2094 | ENG | 0.50 | 1 | 0.28 | 25 | 7.00 | | | Patterson, Roger | | | 2148 | CAN | 0.50 | 1 | 0.34 | 25 | 8.50 | | | Leblanc, Paul | | | 2005 | CAN | 0.00 | 1 | -0.32 | 25 | -8.00 | |
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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