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Individual Calculations October 2019 |
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| Jayasinghe, Keeth M S Total change: -24.80 | |   |
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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 |
| 1756 | 1813 | 1.00 | 2 | -0.14 | 20 | -2.80 | |
|  Premachandra, G T D M | | | 1919 | SRI | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Tribuwan, T W Helik | | | 1592 | SRI | 1.00 | 1 | 0.22 | 20 | 4.40 | |
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 |
| 1573 | 1813 | 3.50 | 6 | -1.10 | 20 | -22.00 | |
| | Gunarathna, D A Viraj Darshana | | | 1420 | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Suriyabandara, S M D | | | 1664 | SRI | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Madushanka, Harsha | | | 1691 | SRI | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Ranasinghe, R Y G | | | 1413 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jayaweera, C L | | | 1834 | SRI | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Uthayatharsan, Ramachandran | | | 1413 * | SRI | 1.00 | 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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