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Individual Calculations November 2009 |
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| Qin, Zi Yi Total change: -10.20 | |   |
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| Championnat ouvert du Quebec - Sec B | Montreal, Quebec | CAN | 2009-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2149 | 2140 | 2.50 | 5 | 0.06 | 15 | 0.90 | |
|  Tremblay, Alain | | | 2073 | CAN | 0.50 | 1 | -0.09 | 15 | -1.35 | |  Khassanov, Marat | f | | 2284 | CAN | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Wenaas, Eric | | | 2171 | CAN | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Mai, Lloyd | | | 2173 | CAN | 0.50 | 1 | 0.05 | 15 | 0.75 | | | Rosen, Matthew | | | 2044 | CAN | 0.50 | 1 | -0.13 | 15 | -1.95 | |
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) | | | | 2009 Miami Open and Florida State Championship | Miami, Florida | USA | 2009-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2121 | 2122 | 2.50 | 7 | -0.95 | 15 | -14.25 | |
| | Pelaez, Jorge | f | | 2220 | CUB | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Cruz, Dario | | | 2231 | CUB | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Hernandez, Raul | | | 2140 | CUB | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Blanco, Maria | | wm | 2141 | VEN | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Boas, Toby | | | 2149 | USA | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Bach, Anatole | | | 1835 | FRA | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Sana, Mariano | | | 2131 | USA | 0.00 | 1 | -0.49 | 15 | -7.35 | |
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) | | | | 2009 RA Fall Open Section A | Ottawa, Ontario | CAN | 2009-09-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2163 | 2122 | 2.00 | 4 | 0.21 | 15 | 3.15 | |
| | Hamilton, Robert | f | | 2288 | CAN | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Li, Ruokai | | | 2044 | CAN | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Palsson, Halldor | | | 2073 | CAN | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Gordon, David | c | | 2247 | CAN | 0.00 | 1 | -0.33 | 15 | -4.95 | |
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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