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Individual Calculations September 2018 |
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| Perera, N Hashini Himasha 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 |
| 1685 | 1336 | 1.00 | 4 | 0.56 | 20 | 11.20 | |
|  Sheriff, T S | | | 1671 | SRI | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Perera, K L D J | | | 1668 | SRI | 1.00 | 1 | 0.88 | 20 | 17.60 | |  Sachintha, H G Sahan | | | 1736 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Kondagoda, P. M. B. | | | 1666 | SRI | 0.00 | 1 | -0.12 | 20 | -2.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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