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Rapid:
Individual Calculations December 2018 |
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| Siriwardana, Sheranga Total change: -9.60 | |   |
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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 |
| 1616 | 1541 | 2.00 | 6 | -0.48 | 20 | -9.60 | |
|  Deepthi, Deepamala | | | 1445 | SRI | 1.00 | 1 | 0.37 | 20 | 7.40 | |  Wickramasinghe, N G Namal | | | 1718 | SRI | 1.00 | 1 | 0.73 | 20 | 14.60 | | | De Silva, Elath Mathanga | | | 1839 | SRI | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Gunasinghe, S R | | | 1797 | SRI | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Arachchi, C S A | | | 1322 | SRI | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Perera, K L D J | | | 1573 | SRI | 0.00 | 1 | -0.46 | 20 | -9.20 | |
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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