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Individual Calculations February 2019 |
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| Gamlath, G M M W Total change: 25.20 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 13 years | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1287 | 1063 | 2.00 | 6 | 0.63 | 40 | 25.20 | |
|  Liyanage, Manith Dulwan | | | 1323 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Bandara, T M Miul Prabhashwara | | | 1199 | SRI | 1.00 | 1 | 0.68 | 40 | 27.20 | |  De Silva, H Adeepa Virajitha | | | 1201 | SRI | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Wijesekara, Bihandu Sanhinda | | | 1463 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Bogodawatte , Keshan | | | 1342 | SRI | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Godagama, D G Mandara | | | 1193 | SRI | 0.00 | 1 | -0.32 | 40 | -12.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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