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Individual Calculations June 2023 |
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| Wijewardane, Sharin Total change: -23.20 | |   |
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| Supr Knights Open International Rating Chess Championship 2023 | Colombo | SRI | 2023-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1424 | 1142 | 0.50 | 3 | 0.02 | 40 | 0.80 | |
|  Rupasinghe, R A L P | | | 1414 | SRI | 0.50 | 1 | 0.33 | 40 | 13.20 | |  Weerasena, Kaveen | | | 1445 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Nanayakkara, Sanuk | | | 1412 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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) | | | | Colombo International Chess Festival 2023 | Colombo | SRI | 2023-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1378 | 1118 | 0.00 | 3 | -0.60 | 40 | -24.00 | |
| | Tharushi, T H D Niklesha | | wc | 1531 | SRI | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Akuratiya, A G Javindi Avarjana | | | 1366 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Francis, U M Senal Vishmin | | | 1236 | SRI | 0.00 | 1 | -0.34 | 40 | -13.60 | |
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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