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Individual Calculations February 2018 |
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| Gunasekara, Ayodya Nethmini Total change: 80.80 | |   |
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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 |
| 1322 | 1230 | 4.00 | 5 | 2.02 | 40 | 80.80 | |
|  Liyanage, Oshadi Pesala | | | 1079 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | |  Attanayaka, Tharushi | | | 1081 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Idirisinghe, I M N H | | | 1417 | SRI | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Herath, Sanduni | | | 1480 | SRI | 1.00 | 1 | 0.81 | 40 | 32.40 | | | Kanakarathne, S Nevinka De Silva | | | 1554 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | |
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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