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Individual Calculations February 2023 |
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| De Alwis, A Minada Geethaka Total change: 0.00 | |   |
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| Colombo District Youth Chess Championships 2023 - Under 18 | Dehiwala | SRI | 2023-01-06 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1127 | 0 | 0.50 | 2 | 0.00 | 934 | | 0.00 | |
|  Abeysekera, Bises Oneja | | | 1115 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |  Joachim, D T S | | | 1139 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |
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) | | | | Kaluthara International Chess Festival 2023 | Kaluthara | SRI | 2023-01-20 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1259 | 0 | 0.00 | 1 | 0.00 | 459 | | 0.00 | |
| | Kaumina, M Yashika | | | 1259 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |
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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