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Individual Calculations January 2020 |
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| Gunarathne, Senila Amaneth Total change: -46.40 | |   |
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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 |
| 1153 | 1398 | 3.50 | 6 | -1.16 | 40 | -46.40 | |
|  Jayathilake, Hiruka Dulneth | | | 1027 | SRI | 0.50 | 1 | -0.40 | 40 | -16.00 | |  Morais, Sanuka Jude Vidunitha | | | 1050 | SRI | 0.50 | 1 | -0.39 | 40 | -15.60 | | | Weragoda, W A S Niwanthaka | | | 1044 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Perera, G Thinuka Geethula | | | 1147 | SRI | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Hettiarachchi, Jeewantha Aloka | | | 1156 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Nabil Nazar, Mohamed | | | 1494 | SRI | 0.00 | 1 | -0.37 | 40 | -14.80 | |
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) | | |
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