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Individual Calculations February 2018 |
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| Nethmina, S A Indura Total change: 70.00 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 13 years | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1382 | 1277 | 4.50 | 7 | 1.75 | 40 | 70.00 | |
|  Thalduwaarachchi, T A N B | | | 1072 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | |  Baratha Yomal, N W A | | | 1133 | SRI | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Piyarthne, Movindu Lushan | | | 1080 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Fernando, J S Aloka | | | 1668 | SRI | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Withanarachchi, W A P I | | | 1517 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Dahanayake, Isara Banidu | c | | 1556 | SRI | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Dabarera, G W D M | | | 1651 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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) | | |
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