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Individual Calculations March 2019 |
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| Weerawardana, Oneli Vihanga Total change: 66.40 | |   |
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| Colombo International Chess Festival 2019 | Colombo | SRI | 2019-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1262 | 1194 | 5.00 | 8 | 1.66 | 40 | 66.40 | |
|  Welikadaarachchi, D J P | | | 1072 | SRI | 1.00 | 1 | 0.33 | 40 | 13.20 | |  Peramunetilleke, Seth | | | 1386 | HKG | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Galappaththi, Ananya Sandamini | | | 1002 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Kulatunga, Dinithi | | | 1419 | SRI | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Ahangama, Senuka Aswin | | | 1364 | SRI | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Ponnamperuma, Weraka Vasath | | | 1440 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Gamarathne, Oneth | | | 1387 | SRI | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Jayathilaka, W M Yasas | | | 1023 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | |
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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