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Individual Calculations February 2018 |
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| Waranga, M G Yasasmi Total change: 26.40 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 15 years Girls | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1300 | 1362 | 3.50 | 5 | 0.66 | 40 | 26.40 | |
|  Rathnayaka, R A H K | | | 1031 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Askey, Roshell Nathasha | | | 1565 | SRI | 0.50 | 1 | 0.26 | 40 | 10.40 | |  De Silva, Tenara | | | 1569 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Ramanayake, R A Kavindya V | | | 1100 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Kaveesha, W V Rashini | | | 1233 | SRI | 1.00 | 1 | 0.33 | 40 | 13.20 | |
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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