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Individual Calculations January 2019 |
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| Sandaruwan, M G Ravindu Total change: -84.00 | |   |
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| Kolonnawa Chess Classic 2018 | Colombo | SRI | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1207 | 1487 | 4.50 | 8 | -2.10 | 40 | -84.00 | |
|  Samarakoon, Vivash Ransara | | | 1087 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Pinnagoda, P G Anuhas Suradunu | | | 1235 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Cooray, T C M Dulein Kavindu | | | 1379 | SRI | 0.00 | 1 | -0.65 | 40 | -26.00 | | | Dharmasena, W M S S B | | | 1215 | SRI | 0.00 | 1 | -0.83 | 40 | -33.20 | | | Lankasinghe, Movindu Jayuka | | | 1131 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Perera, S D Lahiru | | | 1274 | SRI | 0.00 | 1 | -0.77 | 40 | -30.80 | | | Chamika, R A Binul | | | 1130 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Dissanayake, Sasandu Upeksha | | | 1208 | SRI | 0.50 | 1 | -0.34 | 40 | -13.60 | | | * 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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