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Individual Calculations September 2018 |
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| Chandrasiri, Vajira Saroj Total change: -11.20 | |   |
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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 |
| 1564 | 1581 | 1.50 | 4 | -0.56 | 20 | -11.20 | |
|  Hettiarachchi, A U | | | 1903 | SRI | 0.00 | 1 | -0.13 | 20 | -2.60 | |  Karunanayake, H M | | | 1433 | SRI | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Karunarathne, D D W Gamini | | | 1205 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Fonseka, C K D | | | 1714 | SRI | 0.00 | 1 | -0.32 | 20 | -6.40 | |
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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