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Individual Calculations April 2018 |
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| Yatawara, O L B Total change: -12.40 | |   |
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| Sri Lanka National B Chess Championship 2018 | Colombo | SRI | 2018-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1546 | 1609 | 5.50 | 10 | -0.31 | 40 | -12.40 | |
|  Koggala, W S Vidura K | | | 2009 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Marapana, Sanupa Bimsath | | | 1318 | SRI | 0.50 | 1 | -0.35 | 40 | -14.00 | | | Selvarajah, Selvendra | | | 1209 * | SRI | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Dissanayake, Sithila C | | | 1415 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Sathmina, S L Lalindu | | | 1434 | SRI | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Alahakoon, T N | | | 1748 | SRI | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Abeysinghe, S M A M | | | 1400 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | De Silva, Osheen | | | 1850 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Priyanath, W D Tharaka | | | 1478 | SRI | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Perera, D Upashan L | | | 1594 | SRI | 1.00 | 1 | 0.48 | 40 | 19.20 | | | * 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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