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Individual Calculations February 2020 |
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| Basnayake, Kaushal Chaturanga Total change: 31.20 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 15 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1336 | 1224 | 3.00 | 6 | 0.78 | 40 | 31.20 | |
|  Nethmina, S A Indura | | | 1532 | SRI | 0.50 | 1 | 0.36 | 40 | 14.40 | |  Withanarachchi, W A P I | | | 1551 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Aarakan, J | | | 1010 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Gamarathne, Oneth | | | 1409 | SRI | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Bentharaarachchi, Vinuga Ometh | | | 1440 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Weerathunga, Okith | | | 1075 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | |
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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