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Individual Calculations November 2022 |
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| Rathnayake, R M R S Total change: 3.60 | |   |
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| Sri Lanka Junior National Chess Championship 2022 | Kandy | SRI | 2022-09-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1251 | 1079 | 1.00 | 3 | 0.11 | 40 | 4.40 | |
|  Mawalagedara, Pawan Piumal | | | 1132 | SRI | 1.00 | 1 | 0.57 | 40 | 22.80 | |  Marapana, Sanupa Bimsath | | | 1437 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Rodrigo, W A Gandhawa | | | 1183 | SRI | 0.00 | 1 | -0.36 | 40 | -14.40 | |
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) | | | | Negombo International Chess Festival 2022 | Negombo | SRI | 2022-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1678 | 1079 | 0.00 | 1 | -0.02 | 40 | -0.80 | |
| | Madusanka, L D P | | | 1678 | SRI | 0.00 | 1 | -0.02 | 40 | -0.80 | |
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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