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Individual Calculations September 2018 |
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| Wettasinghe, S V Total change: -12.40 | |   |
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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 |
| 1666 | 1607 | 1.00 | 4 | -0.62 | 20 | -12.40 | |
|  Dickmadugodage, Ravi Prabath | | | 1902 | SRI | 0.00 | 1 | -0.15 | 20 | -3.00 | |  Gunasinghe, S R | | | 1810 | SRI | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Piyantha, M A G A | | | 1207 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Harischandra, N P | | | 1745 | SRI | 0.00 | 1 | -0.31 | 20 | -6.20 | | | * 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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