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Individual Calculations May 2015 |
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| Perera, L Lithmal Wansika Total change: 4.40 | |   |
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| National Youth Championships 2015 - Open Under 14 | Colombo | SRI | 2015-04-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1435 | 1588 | 5.50 | 8 | 0.11 | 40 | 4.40 | |
|  Amarasinghe, K A Dewmike Laknath | | | 1188 * | SRI | 0.50 | 1 | -0.42 | 40 | -16.80 | |  Thilakarathne, Malidu Amodya | | | 1188 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Madanperuma, M A Sunera | | | 1381 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Thalagune, Y V | | | 1315 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Kaluarachchi, Achinthya Shamen | | | 1702 | SRI | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Deegoda, S R | | | 1872 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Weerakoon, Odhil S | | | 1421 | SRI | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Sandeepa, Haputhanthrige N Akshi | | | 1412 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | * 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) | | |
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