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Individual Calculations September 2015 |
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| Dissanayake, D M M S Total change: 4.40 | |   |
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| Sri Lanka Open Chess Championship 2015 | Colombo | SRI | 2015-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1367 | 1089 | 1.00 | 5 | 0.11 | 40 | 4.40 | |
|  Jayasekera, Himasha Dulanji | | wc | 1405 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Prabajith, Asela | | | 1489 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Mendis, P Kavinda | | | 1286 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Pavalachandran, Ashvini | | | 1233 | SRI | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Ranasinghe, Anuga Gavindith | | | 1421 | SRI | 1.00 | 1 | 0.88 | 40 | 35.20 | | | * 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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