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Individual Calculations August 2019 |
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| Madusanka, L D P Total change: 7.00 | |   |
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| 7th Mercantile and Government Service Chess Championship 2019 | Colombo | SRI | 2019-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1594 | 1639 | 2.50 | 4 | 0.35 | 20 | 7.00 | |
|  Jayawickrama, U W R K | | | 1248 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Hettiarachchi, A U | | | 1859 | SRI | 0.50 | 1 | 0.28 | 20 | 5.60 | |  De Silva, Elath Mathanga | | | 1792 | SRI | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Subasinghe, Sanjeewa I | | | 1476 | SRI | 1.00 | 1 | 0.28 | 20 | 5.60 | |
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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