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Blitz:
Individual Calculations December 2018 |
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| Vithanawasam, Oneli Total change: -1.40 | |   |
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| Sri Lanka National Youth Blitz Championship 2018 - Under 10 Girls | Colombo | SRI | 2018-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1087 | 1009 | 1.50 | 4 | -0.07 | 20 | -1.40 | |
|  Galagedara, Thehara T Vakeesan | | | 1091 | SRI | 0.50 | 1 | 0.11 | 20 | 2.20 | |  Gunawardhana, Thisuni Nihinsa | | | 1164 | SRI | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Herath, H M D L | | | 1078 | SRI | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Karunasena, H G M K Saheli Onaya | | | 1014 | SRI | 0.00 | 1 | -0.49 | 20 | -9.80 | |
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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