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Individual Calculations August 2023 |
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| Rathnayake, M A A H Total change: -30.00 | |   |
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| Sri Lanka National Team Chess Championship 2023 | Colombo | SRI | 2023-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1608 | 1885 | 2.50 | 5 | -1.50 | 20 | -30.00 | |
|  Ushantha, R | | | 1485 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Rathnayake , K G | | | 1535 * | SRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Devnaka, Chamin | | | 1482 | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Jayasundara, P K U M | c | | 1938 | SRI | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Janukshan, B | | | 1599 | SRI | 0.00 | 1 | -0.84 | 20 | -16.80 | | | * 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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