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Individual Calculations January 2020 |
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| Insara, S D Nadev Total change: 1.60 | |   |
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| The Kolonnawa Chess Classic International Rating Tournament 2019 | Colombo | SRI | 2019-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1370 | 1112 | 1.00 | 5 | 0.04 | 40 | 1.60 | |
|  Jayaweera, Y | | | 1512 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Pathmasiri, R D Isuru Saranga | | | 1299 | SRI | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Ranasinghe, R A Senuka Buddhika | | | 1357 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Kanathipan, Thiruchelvan | | | 1312 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Chamathka, Weerasinghe A Chethan | | | 1370 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | * 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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