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Individual Calculations November 2023 |
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| Wanasinghe, A D R T Total change: -14.00 | |   |
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| Sri Lanka Junior National Chess Championship 2023 | Kandy | SRI | 2023-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1287 | 1094 | 1.00 | 5 | -0.34 | 40 | -13.60 | |
|  Wijesinghe, W A M C | | | 1326 | SRI | 0.50 | 1 | 0.29 | 40 | 11.60 | |  Gangewatte, Sithila Mithashana | | | 1385 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Atulugamage, Saniru Lohan | | | 1356 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Wickramarathne, D Jehan Randil | | | 1359 | SRI | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Rankethkumbura, Danuja Dinsara | | | 1007 | SRI | 0.00 | 1 | -0.62 | 40 | -24.80 | |
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) | | | | Kandy Open International Rating Chess Championships 2023 | Kandy | SRI | 2023-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1404 | 1094 | 1.00 | 5 | -0.01 | 40 | -0.40 | |
| | Weerawardane, Romesh | m | | 1872 | SRI | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Peiris, P Gimshan Sathsara | | | 1295 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Lakmini, K K | | | 1288 | SRI | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Bandara, T M Himath Indeewara | | | 1201 | SRI | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Abeyrathne, K W A M G Dinod Uthsa | | | 1366 | 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) | | |
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