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Individual Calculations September 2017 |
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| Gamage, Liviru Hansana Total change: 11.60 | |   |
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| 4th Sri Lanka National Amateur International Rating Chess Championships 2017 | Colombo | SRI | 2017-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1297 | 1022 | 1.00 | 4 | 0.29 | 40 | 11.60 | |
|  Fernando, J M Marlon P | | | 1422 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Peiris, K Bimsara | | | 1254 | SRI | 0.50 | 1 | 0.29 | 40 | 11.60 | |  Devnaka, Chamin | | | 1303 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Nanayakkara, Janindu | | | 1208 | SRI | 0.50 | 1 | 0.24 | 40 | 9.60 | | | * 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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