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Individual Calculations February 2019 |
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| Jayarathna, C P Total change: -15.60 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 17 years | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1246 | 1056 | 1.00 | 5 | -0.39 | 40 | -15.60 | |
|  Perera, L Lithmal Wansika | | | 1456 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Thilakarathne, Malidu Amodya | | | 1327 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Ambepussa, Gihan | | | 1204 | SRI | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Dissanayaka, Sithija Sandeep | | | 1007 | SRI | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Dananjaya, Isuru | | | 1235 | SRI | 0.00 | 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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