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Individual Calculations August 2017 |
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| Rathgalla, J M C B Total change: -8.20 | |   |
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| 6th Mercantile and Government Service International Rating Chess Championship 2017 | Colombo, Sri Lanka | SRI | 2017-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1365 | 1678 | 3.00 | 4 | -0.41 | 20 | -8.20 | |
|  Madusanka , L D D | | | 1316 | SRI | 0.50 | 1 | -0.40 | 20 | -8.00 | |  Prabodhani, A W Buddhika | | | 1304 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Amarasinghe, Buddhika Vishwajith | | | 1501 | SRI | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Amarosa, A A | | | 1337 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | |
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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