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Individual Calculations February 2019 |
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| Perera, Vihini Vimansa Total change: 30.00 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 15 years Girls | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1340 | 1122 | 2.00 | 5 | 0.75 | 40 | 30.00 | |
|  Sasanki, M M M | | | 1080 | SRI | 1.00 | 1 | 0.44 | 40 | 17.60 | |  Choksy, Anaisha | | | 1388 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Jayatilaka, W M M Amodya | | | 1436 | SRI | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Rathnayake, Maheesha Pabodhini | | | 1276 | SRI | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Dahampriya, H K T Dewnethmie | | | 1522 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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