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Rapid:
Individual Calculations October 2017 |
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| Lamahewa, C Total change: -21.80 | |   |
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| Inaugural Sri Lanka National Rapid Chess Championship 2017 | Colomno | SRI | 2017-09-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1688 | 1887 | 4.00 | 7 | -1.09 | 20 | -21.80 | |
|  Karunaratne, D C J | | | 2013 | SRI | 1.00 | 1 | 0.67 | 20 | 13.40 | |  Madumadha, M Chaithika Samith | | | 1871 | SRI | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Bandara, Nadil Akindu | | | 1487 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gamage, Chathulanka | | | 1679 | SRI | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Dilshan, Charith | | | 1535 | SRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Theekshana, H G Denuwan | | | 1583 | SRI | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Obeysekara, T A Sajith Chathuran | | | 1645 | SRI | 0.00 | 1 | -0.80 | 20 | -16.00 | | | * 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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