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Individual Calculations July 2012 |
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| Kordahi, Nicholas Total change: 24.60 | |   |
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| St George Club Championship 2012 | Sydney | AUS | 2012-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1920 | 1927 | 6.50 | 9 | 2.01 | 15 | 30.15 | |
|  Rewais, Sarwat | | | 1939 | AUS | 0.50 | 1 | 0.02 | 15 | 0.30 | |  Radev, Nikola | | | 1945 | AUS | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Jurd, Sebastian | | | 2123 | AUS | 1.00 | 1 | 0.75 | 15 | 11.25 | | | O`Donoghue, Malachi | | | 1527 * | AUS | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Plant, John Stuart | | | 1818 | AUS | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Rose, Adrian | | | 2103 | AUS | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Chen, Pengyu | | | 2056 | AUS | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Gerges, Fady | | | 1878 | AUS | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Gu, Sean | | | 1890 | AUS | 0.50 | 1 | -0.05 | 15 | -0.75 | | | * 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) | | | | Asian Amateur Championship 2012 | Sydney | AUS | 2012-06-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1865 | 1920 | 3.50 | 7 | -0.46 | 15 | -6.90 | |
| | Dale, Ari | | | 2061 | AUS | 0.00 | 1 | -0.31 | 15 | -4.65 | | | McGuirk, Michael | | | 1883 | AUS | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Descallar, Levi | | | 1922 | AUS | 0.00 | 1 | -0.50 | 15 | -7.50 | | | Lai, Cyrus Ho-Yeung | | | 1826 | HKG | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Mallari, Donato | | | 1946 | AUS | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Willathgamuwa, Kevin | | | 1590 | AUS | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Tenorio, Leonardo | | | 1824 | AUS | 1.00 | 1 | 0.37 | 15 | 5.55 | |
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 2012 | Sydney | AUS | 2012-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1801 | 1920 | 4.00 | 6 | 0.09 | 15 | 1.35 | |
| | Rachmadi, Herman | | | 1845 | AUS | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Bird, Andrew | | | 2216 | AUS | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Vuglar, Shanon | | | 1753 | AUS | 0.00 | 1 | -0.72 | 15 | -10.80 | | | Lau, Matthew Ende | | | 1711 | SIN | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Willathgamuwa, Rowan | | | 1690 | AUS | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Willathgamuwa, Kevin | | | 1590 | AUS | 1.00 | 1 | 0.12 | 15 | 1.80 | |
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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