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Individual Calculations January 2018 |
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| Wijekoon, Chandana Total change: 33.00 | |   |
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| Sri Lanka Inter Club Super League Chess Championship 2017 | Colombo | SRI | 2017-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1874 | 1919 | 5.50 | 6 | 2.18 | 20 | 43.60 | |
|  Kumara, C M S Praneeth | | | 1846 | SRI | 1.00 | 1 | 0.40 | 20 | 8.00 | |  Peiris, T S S | f | | 1925 | SRI | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Liyanage, Ranindu Dilshan | c | | 2016 | SRI | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Karunaratne, D C J | | | 2013 | SRI | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Hippola, H M S S | | | 1642 | SRI | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Fernando, J M Marlon P | | | 1804 | SRI | 1.00 | 1 | 0.34 | 20 | 6.80 | |
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) | | | | 3rd Kolonnawa International Rating Chess Championship 2017 | Colombo | SRI | 2017-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1629 | 1919 | 6.00 | 8 | -0.53 | 20 | -10.60 | |
| | Ranketh, R Janindu | | | 1519 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Liyanage, Pesandu Rashmitha | | | 1519 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Chandula, E D S | | | 1519 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | De Silva, Tenara | | | 1569 * | SRI | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Herath, Sanduni | | | 1519 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Liyanage, Ranindu Dilshan | c | | 2016 | SRI | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Jayaweera, Y | | | 1702 | SRI | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Pallie, Tuan Ehshan | | | 1668 | SRI | 0.50 | 1 | -0.31 | 20 | -6.20 | | | * 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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