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Individual Calculations July 2009 |
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| Ruan, Harry Total change: -3.50 | |   |
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| Sydney International Open | Sydney | AUS | 2009-04-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 1815 | 2.50 | 8 | 0.24 | 25 | 6.00 | |
|  Fernandez, Daniel Howard | f | | 2165 | SIN | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Bennett, Hilton | | | 2028 | NZL | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Jule, Alexandra | | wm | 1928 | AUS | 0.00 | 1 | -0.35 | 25 | -8.75 | | | Gibbons, Robert | | | 2067 | NZL | 0.00 | 1 | -0.19 | 25 | -4.75 | | | Tsagarakis, Angelo | | | 1919 | AUS | 1.00 | 1 | 0.64 | 25 | 16.00 | | | Selnes, Hamish | | | 1921 | AUS | 0.00 | 1 | -0.36 | 25 | -9.00 | | | Rosario, Amiel | | | 1969 | AUS | 0.50 | 1 | 0.21 | 25 | 5.25 | | | Wang, Oscar | | | 1910 | AUS | 1.00 | 1 | 0.63 | 25 | 15.75 | |
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) | | | | NSW Open | Sydney | AUS | 2009-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1989 | 1815 | 0.50 | 3 | -0.38 | 25 | -9.50 | |
| | Hu, Jason | | | 2165 | AUS | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Tan, Kevin | | | 1956 | AUS | 0.50 | 1 | 0.19 | 25 | 4.75 | | | Guo, Emma | | | 1845 | AUS | 0.00 | 1 | -0.46 | 25 | -11.50 | |
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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