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Rapid:
Individual Calculations December 2018 |
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| Bentharaarachchi, Sudesh Total change: -15.60 | |   |
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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 |
| 1649 | 1576 | 0.50 | 3 | -0.78 | 20 | -15.60 | |
|  Mendis, W G Chinthaka | | | 1911 | SRI | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Deepthi, Deepamala | | | 1445 | SRI | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Tirimanna, Akila | | | 1590 | SRI | 0.50 | 1 | 0.02 | 20 | 0.40 | |
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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