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Individual Calculations July 2015 |
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| Bhagya, Viman Total change: -18.20 | |   |
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| National B Chess Championship 2015 | Colombo | SRI | 2015-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1822 | 2023 | 6.50 | 10 | -0.91 | 20 | -18.20 | |
|  Lakshitha, H H Sasindu | | | 1689 | SRI | 0.00 | 1 | -0.88 | 20 | -17.60 | |  Gunasekara , W A N Senpathi | | | 1623 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Naotunna, D R | | | 1746 | SRI | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Prabath, D G Ravi | | | 1812 | SRI | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Liyanapathirana, Pasan Vindula | | | 1847 | SRI | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Lasitha, Subash | c | | 1750 | SRI | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Dassanayake, D M G S | | | 1845 | SRI | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Priyankara, Chamil | | | 1960 | SRI | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Herath, H M A K | | | 1910 | SRI | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Edirisinghe, Dulan | | | 2035 | SRI | 0.50 | 1 | 0.02 | 20 | 0.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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