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Individual Calculations August 2019 |
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| Guruge, Nalaka Neranjan Total change: 13.80 | |   |
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| 7th Mercantile and Government Service Chess Championship 2019 | Colombo | SRI | 2019-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1413 | 1495 | 2.50 | 3 | 0.69 | 20 | 13.80 | |
|  Jayasekara, J P Minesh Peter | | | 1158 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Madusanka , L D D | | | 1232 | SRI | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Subasinghe, K R K C | | | 1849 | SRI | 0.50 | 1 | 0.39 | 20 | 7.80 | |
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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