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Individual Calculations July 2013 |
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| Hettiarachchi, C U Total change: -25.50 | |   |
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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 |
| 1543 | 1643 | 3.50 | 7 | -0.85 | 30 | -25.50 | |
|  Kavinda, Akhila | | | 2025 | SRI | 0.00 | 1 | -0.09 | 30 | -2.70 | |  Ranasinghe, R A Malidu Bathiya | | | 1317 | SRI | 1.00 | 1 | 0.13 | 30 | 3.90 | | | Lokuge, Sayuru | | | 1454 | SRI | 1.00 | 1 | 0.25 | 30 | 7.50 | | | De Silva, Osheen | | | 1909 | SRI | 0.00 | 1 | -0.18 | 30 | -5.40 | | | Kodikara, K K M Sachintha | | | 1276 | SRI | 1.00 | 1 | 0.10 | 30 | 3.00 | | | Samarasinghe, Isuru Udana | | | 1492 | SRI | 0.00 | 1 | -0.70 | 30 | -21.00 | | | Ariyarathne, Binura L. | | | 1329 | SRI | 0.50 | 1 | -0.36 | 30 | -10.80 | |
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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