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Individual Calculations November 2015 |
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| Ranasinghe, R A Malidu Bathiya Total change: 6.40 | |   |
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| Buddhi International Rating Chess Championship 2015 | Gampaha | SRI | 2015-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1488 | 1506 | 4.00 | 7 | 0.30 | 40 | 12.00 | |
|  Peiris, T S S | f | | 1906 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Chandrajith, B P L | | | 1106 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Prasanna, H G Ajith | | | 1140 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Wijekoon, Chandana | c | | 1906 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Liyanage, R L C Sasmitha | | | 1197 | SRI | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Dananjaya, Isuru | | | 1319 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Amarasinghe, A A C B | | | 1843 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | * 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) | | | | Negombo Chess Festival 2015 | Negombo | SRI | 2015-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1794 | 1506 | 0.50 | 4 | -0.14 | 40 | -5.60 | |
| | Lamahewa, C | | | 1861 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Gunasinghe, Sameera R | | | 1797 | SRI | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Theekshana, H G Denuwan | | | 1735 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Lasitha, Subash | c | | 1783 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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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