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Individual Calculations July 2013 |
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| Perera, S N M Total change: 29.70 | |   |
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| Sri Lanka Open International Chess Championship 2013 | Colombo | SRI | 2013-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1573 | 1329 | 2.00 | 5 | 0.99 | 30 | 29.70 | |
|  De Silva, Shelani | | | 1653 | SRI | 0.00 | 1 | -0.13 | 30 | -3.90 | | | Kulatunga, Dinithi | | | 1518 | SRI | 1.00 | 1 | 0.75 | 30 | 22.50 | |  Jayalath, Thusitha Kumara | | | 1571 | SRI | 0.50 | 1 | 0.30 | 30 | 9.00 | | | Rajakaruna, R H M I D | | | 1477 | SRI | 0.50 | 1 | 0.20 | 30 | 6.00 | | | Dayarathne, D M S N | | | 1647 | SRI | 0.00 | 1 | -0.13 | 30 | -3.90 | |
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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