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Individual Calculations January 2020 |
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| Perera, Danujaya Thathsara Total change: -28.00 | |   |
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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 |
| 1278 | 1005 | 0.00 | 4 | -0.70 | 40 | -28.00 | |
|  Weerasinghe, Sethum | | | 1366 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Dissanayake, Sasandu Upeksha | | | 1287 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Pathmasiri, R D Isuru Saranga | | | 1299 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Jayasundara, J M Daham V | | | 1161 | SRI | 0.00 | 1 | -0.29 | 40 | -11.60 | |
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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