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Rapid:
Individual Calculations December 2018 |
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| Karunanayake, H M Total change: 12.60 | |   |
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| Mercantile and Government Service Rapid Chess Championship 2018 | Colombo | SRI | 2018-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1636 | 1434 | 1.50 | 3 | 0.63 | 20 | 12.60 | |
|  Prabodhani, A W Buddhika | | | 1326 | SRI | 1.00 | 1 | 0.35 | 20 | 7.00 | |  Karunaratne, D C J | | | 1834 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Sachintha, H G Sahan | | | 1749 | SRI | 0.50 | 1 | 0.36 | 20 | 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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