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Individual Calculations March 2015 |
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| Kotalawala, Vinodh Total change: -41.60 | |   |
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| Colombo Chess Festival 2015 | Colombo | SRI | 2015-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1406 | 1659 | 5.00 | 9 | -2.08 | 20 | -41.60 | |
|  Wanigasinghe, M.amanda | | | 1259 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Kiriella, K G Gimantha Gayasha | | | 1405 | SRI | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Herath, Sanduni | | | 1287 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Dahanayake, Isara Banidu | | | 1320 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Wijesinghe, Prabodhi Methma | | | 1300 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Deegoda, S R | | | 1837 | SRI | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Amarasena, Y Mathila Yubath | | | 1436 | SRI | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Rathnayake, S Dasun | | | 1363 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Siriwardena, G T D | | | 1448 | SRI | 0.00 | 1 | -0.77 | 20 | -15.40 | | | * 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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