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Individual Calculations March 2018 |
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| Somaweera, Senumi Sithunima Total change: -26.00 | |   |
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| Kaluthara International Chess Festival 2018 | Kaluthara | SRI | 2018-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1267 | 1012 | 0.00 | 2 | -0.37 | 40 | -14.80 | |
|  Weerasinghe, Ruwan Prasanka | | | 1315 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Weerawardana, Oneli Vihanga | | | 1219 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | |
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) | | | | Sri Lanka National (Women's Qualifying) Chess Championship 2018 - Colombo Event | Colombo | SRI | 2018-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1323 | 1012 | 0.00 | 2 | -0.28 | 40 | -11.20 | |
|  Jayasuriya, Linali Andrea | | | 1344 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Choksy, Anaisha | | | 1302 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | |
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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