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Individual Calculations February 2019 |
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| Dissanayaka, M A P Mihiranga Total change: -65.20 | |   |
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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 |
| 1313 | 1338 | 1.00 | 5 | -1.63 | 40 | -65.20 | |
|  Gunasekara, W A N Senpathi | | | 1555 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | |  Dharmasiri, S O R | | | 1156 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Perera, L Lithmal Wansika | | | 1480 | SRI | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Welangalle, Pesala Dulkith | | | 1331 | SRI | 0.00 | 1 | -0.51 | 40 | -20.40 | | | Ranaraja, R S W M Saumya P | | | 1043 | SRI | 0.00 | 1 | -0.85 | 40 | -34.00 | |
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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