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Individual Calculations March 2019 |
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| Perera, Dinujaya Thathsara Total change: -10.00 | |   |
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| Colombo International Chess Festival 2019 | Colombo | SRI | 2019-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1256 | 1059 | 1.00 | 5 | -0.25 | 40 | -10.00 | |
|  De Silva, J I Ajantha | | | 1383 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Alwis, Randeepa | | | 1240 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Karunasena, H G M K Saheli Onaya | | | 1190 | SRI | 1.00 | 1 | 0.68 | 40 | 27.20 | |  Jayaweera, Hashan | | | 1276 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Perera, G Thinuka Geethula | | | 1189 | SRI | 0.00 | 1 | -0.32 | 40 | -12.80 | |
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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