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Individual Calculations July 2011 |
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| Ruan, Jack Total change: 15.45 | |   |
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| Norths Club Candidates | Sydney | AUS | 2011-02-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1850 | 1937 | 4.00 | 6 | 0.30 | 15 | 4.50 | |
|  Glissan, Paul | | | 1887 | AUS | 1.00 | 1 | 0.43 | 15 | 6.45 | |  Baterowicz, Mark | | | 1801 | AUS | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Pickering, Anthony | | | 1892 | AUS | 0.00 | 1 | -0.56 | 15 | -8.40 | | | Liu, Steven Hern | | | 1884 | AUS | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Ruan, Harry | | | 1803 | AUS | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Low, Frank | | | 1833 | AUS | 1.00 | 1 | 0.36 | 15 | 5.40 | |
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 2011 | Sydney | AUS | 2011-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2034 | 1937 | 2.00 | 6 | -0.35 | 15 | -5.25 | |
| | Illingworth, Max | f | | 2337 * | AUS | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Egan, Bill | | | 1731 | AUS | 0.50 | 1 | -0.26 | 15 | -3.90 | | | McNamara, Gary | | | 2150 | AUS | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Forster, William | | | 1929 | NZL | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Perera, Pasan | | | 1894 | AUS | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Andersson, Christin | | wm | 2163 | SWE | 0.00 | 1 | -0.21 | 15 | -3.15 | | | * 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) | | | | Integra NSW Open | Sydney | AUS | 2011-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2008 | 1937 | 3.50 | 6 | 1.08 | 15 | 16.20 | |
| | Bolens, Johny | | | 2128 | AUS | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Louie, Ryan | | | 1624 | AUS | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Skulte, Christopher | | | 1939 | AUS | 0.50 | 1 | 0.00 | 15 | 0.00 | | | Ayvazyan, Armen | | | 2204 | AUS | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Papantoniou, John | | | 2048 | AUS | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Morris, Michael | | | 2103 | AUS | 1.00 | 1 | 0.72 | 15 | 10.80 | |
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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