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Individual Calculations November 2009 |
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| Grigg, Sam Total change: 38.25 | |   |
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| Ruth Coxhill Memorial | Gold Coast | AUS | 2009-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1824 | 1933 | 6.50 | 8 | 1.52 | 15 | 22.80 | |
|  Ford, Daniel | | | 1792 | AUS | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Muller, Jonas | | | 1965 | AUS | 1.00 | 1 | 0.54 | 15 | 8.10 | |  Stahnke, Alexander | | | 1799 | AUS | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Fazel, Amin | | | 1765 | IRI | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Wongwichit, Phachara | | | 2032 | AUS | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Lapitan, Daniel | | | 1533 * | AUS | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Jack, Martin | | | 1607 | AUS | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Nakauchi, Gene | f | | 2102 | AUS | 0.50 | 1 | 0.22 | 15 | 3.30 | | | * 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) | | | | IGB - 6th Dato’ Arthur Tan Malaysia Open Chess Championship 2009 | Kuala Lumpur | MAS | 2009-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2117 | 1933 | 3.50 | 9 | 1.03 | 15 | 15.45 | |
| | Causo, Deniel | | | 2331 | PHI | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Li, Panru | | | 2132 | CHN | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Bennett, Hilton | | | 2050 | NZL | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Sano, Tomu | | | 2140 | JPN | 1.00 | 1 | 0.77 | 15 | 11.55 | | | Panggabean, Hasian | | | 2226 | INA | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Yeap, Eng Chiam | | | 2108 | MAS | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Inoue, Sho | | | 2024 | JPN | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Kadek, Iin Dwijayanti | | wc | 1894 | INA | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Xu, Huahua | | | 2145 | CHN | 0.50 | 1 | 0.27 | 15 | 4.05 | |
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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