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Individual Calculations January 2022 |
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| Vithanawasam, Oneli Total change: 7.60 | |   |
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| Sri Lanka Women's National B Chess Championship 2021 | Colombo | SRI | 2021-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1323 | 1349 | 4.50 | 8 | 0.19 | 40 | 7.60 | |
|  Piyumanthi, M Sayumi Vimansa | | | 1146 | SRI | 0.00 | 1 | -0.76 | 40 | -30.40 | |  Abeysekara, Yasasi Geemini | | | 1241 | SRI | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Gamage, B K Sayumi Hasithma | | | 1154 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Mendis, Dasuni Hansika | | wf | 1665 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Ranganath, Tharuli Vihasna | | | 1360 | SRI | 0.50 | 1 | 0.02 | 40 | 0.80 | | | Chamthka, W A Chethani | | | 1267 | SRI | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Gunawardhana, Devindya Oshini | | | 1390 | SRI | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Indrajith, J A K N T | | | 1359 | SRI | 1.00 | 1 | 0.51 | 40 | 20.40 | |
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) | | |
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