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Individual Calculations March 2018 |
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| Gunasekara, Chaniru Hansana Abey Total change: 5.20 | |   |
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| Kaluthara International Chess Festival 2018 | Kaluthara | SRI | 2018-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1328 | 1271 | 3.00 | 6 | 0.28 | 40 | 11.20 | |
|  Kodithuwakku, Himsara | | | 1641 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Methumya, M Jayami | | | 1041 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Weerakoon, D D P | | | 1620 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Gunawardena, Anuth Methvin | | | 1033 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Wijesinghe, G B | | | 1607 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Chethani, A Kawya | | | 1026 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | |
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 (Major Division) Chess Championship 2018 - Galle Event | Galle | SRI | 2018-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1165 | 1261 | 3.00 | 5 | -0.15 | 40 | -6.00 | |
| | Kodithuwakku , Gaindu Vidunitha | | | 1081 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Samuditha, B Sandes | | | 1025 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Dharmakeerthi, G K Pasindu Nims | | | 1524 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Thusara, H G Thoshintha | | | 1147 | SRI | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Hansana, G Haritha | c | | 1046 | SRI | 1.00 | 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) | | |
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