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Individual Calculations February 2018 |
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| De Silva, Tenara Total change: 4.40 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 15 years Girls | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1339 | 1569 | 5.50 | 7 | 0.11 | 40 | 4.40 | |
|  Attanayaka, Tharushi | | | 1169 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Wijesekara, Dinuka Sewmini | | | 1212 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Jayasekera, Himasha Dulanji | | wc | 1392 | SRI | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Waranga, M G Yasasmi | | | 1362 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Hewawasam, H Y Nevanjee Dimanya | | wf | 1549 | SRI | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Jayasundara, K M Sohanee Divyana | | | 1430 | SRI | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Chamathka, Weerasinghe A Chethan | | | 1258 | SRI | 1.00 | 1 | 0.14 | 40 | 5.60 | | | * 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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