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Individual Calculations January 2020 |
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| Weerasinghe, M A Dinal Akilesh Total change: 5.20 | |   |
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| The Kolonnawa Chess Classic International Rating Tournament 2019 | Colombo | SRI | 2019-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1399 | 1118 | 0.50 | 2 | 0.13 | 40 | 5.20 | |
|  Silva, Kevin Ranidu | c | | 1518 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Hewawasam, H Y Thisaga Manvidu | | | 1280 | SRI | 0.50 | 1 | 0.21 | 40 | 8.40 | | | * 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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