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Rapid:
Individual Calculations February 2018 |
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| Samaranayaka, M L G Total change: 10.20 | |   |
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| Sri Lanka National Youth Rapid Chess Championship 2017 Under - 12 years | Colombo | SRI | 2018-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1183 | 1166 | 3.50 | 6 | 0.51 | 20 | 10.20 | |
|  Dahanayake, Isara Banidu | c | | 1565 | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Alwis, K Chanula Chanketh | | | 1074 | SRI | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Hewage, Dinupa Adithya | | | 1056 | SRI | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Ponnamperuma, Weraka Vasath | | | 1084 | SRI | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Alwela, Senuja Thimeth | | | 1119 | SRI | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Gangewatte, Sithila Mithashana | | | 1199 | SRI | 1.00 | 1 | 0.55 | 20 | 11.00 | |
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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