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Rapid:
Individual Calculations December 2018 |
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| Sachintha, H G Sahan Total change: 15.80 | |   |
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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 |
| 1719 | 1749 | 4.00 | 6 | 0.79 | 20 | 15.80 | |
|  Kondagoda, P. M. B. | | | 1666 | SRI | 1.00 | 1 | 0.39 | 20 | 7.80 | |  Welivitigoda, S K | | | 1448 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Fernando, S K Akila | | | 2009 | SRI | 1.00 | 1 | 0.82 | 20 | 16.40 | | | Chandrarathna, W L C | | | 2070 | SRI | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Wickramarachchi, T | | | 1688 | SRI | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Karunanayake, H M | | | 1434 | SRI | 0.50 | 1 | -0.36 | 20 | -7.20 | |
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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