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Individual Calculations November 2015 |
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| Yatawaka, U Sirinama Total change: 54.40 | |   |
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| Buddhi International Rating Chess Championship 2015 | Gampaha | SRI | 2015-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1585 | 1256 | 2.00 | 5 | 1.36 | 40 | 54.40 | |
|  Gunarathna, D A Viraj Darshana | | | 1627 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Raheem, T Akeel | | | 1513 | SRI | 1.00 | 1 | 0.82 | 40 | 32.80 | |  Perera, L Lithmal Wansika | | | 1610 | SRI | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Lahiru, N P G Sithija | | | 1571 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Kumari, S C T | | | 1606 | SRI | 0.50 | 1 | 0.39 | 40 | 15.60 | |
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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