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Rapid:
Individual Calculations November 2023 |
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| Omaththage, S Y Total change: 6.20 | |   |
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| Sri Lanka National Rapid team Chess Championship 2023 | Colombo | SRI | 2023-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1154 | 1340 | 2.50 | 3 | 0.31 | 20 | 6.20 | |
|  Tharanga, R A R | | | 1006 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Sujinth, Tharmalingam | | | 1270 | SRI | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Siriwardene, R B Bihandu J | | | 1185 | SRI | 1.00 | 1 | 0.29 | 20 | 5.80 | |
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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