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Individual Calculations February 2018 |
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| Amarathunga, W A S V Total change: -30.40 | |   |
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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 |
| 1141 | 1208 | 4.00 | 8 | -0.76 | 40 | -30.40 | |
|  Bandara, A H M H N | | | 1024 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | |  Piyumantha, M Thisal Manjith | | | 1514 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Damketh, Okitha | | | 1054 | SRI | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Mahamalage, Anuja Devaka | | | 1113 | SRI | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Thenuwara, Rashmika | | | 1275 | SRI | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Peiris, T Shakya Imanjith | | | 1086 | SRI | 0.50 | 1 | -0.17 | 40 | -6.80 | | | Hewage, Mike | | | 1023 | SRI | 0.00 | 1 | -0.74 | 40 | -29.60 | | | Raaid, J D M | | | 1041 | SRI | 0.50 | 1 | -0.22 | 40 | -8.80 | |
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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