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Individual Calculations December 2017 |
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| Polavaram, Harsha Total change: 2.80 | |   |
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| 34th National Age Group Chess Championships 2017 - Open Under-14 | Singapore | SGP | 2017-11-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1442 | 1420 | 2.00 | 4 | 0.07 | 40 | 2.80 | |
|  Chua, Xue Kai Alfred | | | 1685 | SGP | 0.50 | 1 | 0.32 | 40 | 12.80 | |  Ramesh, Aadhitya | | | 1443 | SGP | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Long, Kai Xi Dylan | | | 1313 | SGP | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Chow, Tze Yang Isaac | | | 1326 | SGP | 0.50 | 1 | -0.13 | 40 | -5.20 | |
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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