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Individual Calculations January 2010 |
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| Chiang, Sarah Total change: 81.15 | |   |
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| Dallas Open | Richardson, Texas | USA | 2009-11-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1881 | 1713 | 3.50 | 4 | 2.31 | 15 | 34.65 | |
|  Shao, Andy | | | 1766 | USA | 1.00 | 1 | 0.57 | 15 | 8.55 | |  Pamatmat, J Rod | | | 2029 | USA | 0.50 | 1 | 0.37 | 15 | 5.55 | | | Lin, Dachey | | | 1742 | USA | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Jamison, Courtney | | | 1986 | USA | 1.00 | 1 | 0.83 | 15 | 12.45 | |
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) | | | | World Youth Chess Championship-u12g | Antalya | TUR | 2009-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1836 | 1713 | 6.50 | 10 | 3.10 | 15 | 46.50 | |
| | Varga, Melinda | | | 1870 | HUN | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Imanly, Magrura Mahammad Qizi | | | 1665 | AZE | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Rodionova, Daria | | | 1888 | RUS | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Srija, Seshadri | | | 1822 | IND | 1.00 | 1 | 0.65 | 15 | 9.75 | | | Bellaiche, Elise | | | 1857 | FRA | 1.00 | 1 | 0.69 | 15 | 10.35 | | | Bitalzadeh, Mahsa | | | 1783 | NED | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Derakhshani, Dorsa | | | 1765 | IRI | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Styazhkina, Anna | | wf | 2018 | RUS | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Nur, Nabila Azman Hisham | | | 1847 | MAS | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Menzi, Nezihe Ezgi | | | 1847 | TUR | 0.00 | 1 | -0.32 | 15 | -4.80 | |
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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