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Individual Calculations January 2020 |
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| Wimalasiri, Ransith Pabalu Total change: 47.60 | |   |
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| The Kolonnawa Chess Classic International Rating Tournament 2019 | Colombo | SRI | 2019-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1377 | 1147 | 2.50 | 6 | 1.19 | 40 | 47.60 | |
|  Jayasuriya, Linali Andrea | | | 1385 | SRI | 0.50 | 1 | 0.30 | 40 | 12.00 | |  Marasinghe, Chanethma Devangi | | | 1344 | SRI | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Ahangama, Senuka Aswin | | | 1473 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Sethiya , A Vinuga | | | 1301 | SRI | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Sahasra, A P Sasindu | | | 1482 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Dissanayaka, Anupama | | | 1278 | SRI | 0.50 | 1 | 0.18 | 40 | 7.20 | |
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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