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Individual Calculations October 2019 |
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| Rukmal, G Thasitha Total change: -9.40 | |   |
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| Sri Lanka University Games Chess Championship 2019 - Men | Matara | SRI | 2019-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1442 | 1495 | 0.50 | 1 | -0.07 | 20 | -1.40 | |
|  Wathsala, N. Rathindu | | | 1442 | SRI | 0.50 | 1 | -0.07 | 20 | -1.40 | |
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) | | | | National Sports Festival Chess Championship 2019 - Men | Badulla | SRI | 2019-09-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1636 | 1495 | 2.00 | 7 | -0.40 | 20 | -8.00 | |
| | Jayaweera, C L | | | 1834 | SRI | 0.50 | 1 | 0.38 | 20 | 7.60 | |  Uthayatharsan, Ramachandran | | | 1258 | SRI | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Gunarathna, D A Viraj Darshana | | | 1420 | SRI | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Suriyabandara, S M D | | | 1664 | SRI | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Manuranga, D Lahiru | | | 1589 | SRI | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Danushka, M A N | | | 1792 | SRI | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Peiris, T G M | | | 1895 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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