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Individual Calculations May 2010 |
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| Jackson, Ralph E. Total change: -41.70 | |   |
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| Doeberl Cup Premier | Canberra | AUS | 2010-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2018 | 2081 | 3.50 | 9 | -1.84 | 15 | -27.60 | |
|  Johansen, Darryl K. | g | | 2457 | AUS | 0.00 | 1 | -0.09 | 15 | -1.35 | |  Encel, Benjamin | | | 1884 | AUS | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Tsagarakis, Angelo | | | 1933 | AUS | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Wyss, Felix | | | 1974 | AUS | 0.00 | 1 | -0.65 | 15 | -9.75 | | | Guo, Emma | | | 1941 | AUS | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Chmiel, Rad | | | 1904 | AUS | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Wang, Oscar | | | 1943 | AUS | 0.50 | 1 | -0.19 | 15 | -2.85 | | | Flitney, Adrian | | | 1978 | AUS | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Yuan, Yi | | | 2151 | AUS | 0.00 | 1 | -0.40 | 15 | -6.00 | |
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) | | | | Sydney International Open | Sydney | AUS | 2010-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2047 | 2081 | 3.50 | 8 | -0.94 | 15 | -14.10 | |
| | Zhao, Zong-Yuan | g | | 2481 * | AUS | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Lee, T H Bryan | | | 1930 | HKG | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Fernandez, Daniel Howard | f | | 2298 | SIN | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Tan, Kevin | | | 1882 | AUS | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Dhar-Barua, Saheli | | wm | 2151 | IND | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Yu, Sally | | | 1933 | AUS | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Deen-Cowell, Nicholas | | | 1896 | AUS | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Ruan, Harry | | | 1801 | AUS | 0.50 | 1 | -0.34 | 15 | -5.10 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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