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Individual Calculations July 2009 |
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| Ruan, Jack Total change: -15.50 | |   |
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| Sydney International Open | Sydney | AUS | 2009-04-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2108 | 1886 | 1.50 | 7 | -0.16 | 25 | -4.00 | |
|  Stojic, Dusan | | | 2229 | AUS | 0.50 | 1 | 0.38 | 25 | 9.50 | |  Bjelobrk, Igor | f | | 2236 | AUS | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Bird, Andrew | | | 2146 | AUS | 0.00 | 1 | -0.18 | 25 | -4.50 | | | Oliver, Gareth | | | 2187 | AUS | 0.00 | 1 | -0.15 | 25 | -3.75 | | | Descallar, Levi | | | 1984 | AUS | 0.50 | 1 | 0.13 | 25 | 3.25 | | | Cunanan, Kimberly Jane | | | 1991 | PHI | 0.00 | 1 | -0.36 | 25 | -9.00 | | | Muller, Jonas | | | 1981 | AUS | 0.50 | 1 | 0.13 | 25 | 3.25 | |
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) | | | | NSW Open | Sydney | AUS | 2009-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2100 | 1886 | 0.50 | 4 | -0.46 | 25 | -11.50 | |
| | Canfell, Gregory | f | | 2236 | AUS | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Cunanan, Kimberly Jane | | | 1991 | PHI | 0.50 | 1 | 0.14 | 25 | 3.50 | | | Broekhuyse, Paul | | | 2118 | AUS | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Chan, Jason | | | 2056 | AUS | 0.00 | 1 | -0.28 | 25 | -7.00 | |
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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