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Individual Calculations September 2018 |
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| Rathgalla, J M C B Total change: 26.80 | |   |
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| 7th Mercantile and Government Service Chess Championship 2018 | Colombo | SRI | 2018-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1646 | 1670 | 4.00 | 5 | 1.34 | 20 | 26.80 | |
|  Prabodhani, A W Buddhika | | | 1333 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Subasinghe, Sanjeewa I | | | 1448 | SRI | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Nandika, Ruwan | | | 1551 | SRI | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Fernando, S K Akila | | | 2020 | SRI | 1.00 | 1 | 0.89 | 20 | 17.80 | | | Mendis, W G Chinthaka | | | 1880 | SRI | 0.00 | 1 | -0.23 | 20 | -4.60 | |
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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