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Individual Calculations April 2018 |
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| Dabarera, G W D M Total change: 99.20 | |   |
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| Sri Lanka National (Major Division) Chess Championship 2018 - Kurunegala Event | Kurunegala | SRI | 2018-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1505 | 1647 | 5.50 | 7 | 0.85 | 40 | 34.00 | |
|  Dharmasena, W M S S B | | | 1247 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Jayasinghe, Joseph | | | 1297 * | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Vithanage, I A | | | 1540 | SRI | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Abeysinghe, S M A M | | | 1400 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Ariyasinghe, T.r | | | 1628 | SRI | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Sathkumara, S M S C | | | 1526 | SRI | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Danushka, M A N | | | 1898 | SRI | 0.50 | 1 | 0.31 | 40 | 12.40 | | | * 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) | | | | Sri Lanka National B Chess Championship 2018 | Colombo | SRI | 2018-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1721 | 1622 | 5.00 | 9 | 1.63 | 40 | 65.20 | |
| | Kumara, C M S Praneeth | | | 1859 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Omaththage, S Y | | | 1436 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | De Silva, Osheen | | | 1850 | SRI | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Samaranayake, K P R N | | | 1923 | SRI | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Fonseka, C K D | | | 1753 | SRI | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Dissanayake, R K T | | | 1760 | SRI | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Wettasinha, Vasanta | | | 1678 | SRI | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Charith, Dilshan | | | 1563 | SRI | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Aluvihare, Shakila | | | 1668 | SRI | 0.50 | 1 | 0.06 | 40 | 2.40 | |
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) | | |
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