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Individual Calculations August 2018 |
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| Herath, H M J R Total change: 6.80 | |   |
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| 5th Sri Lanka National Amateur International Rating Chess Championships 2018 | Kurunegala | SRI | 2018-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1273 | 1026 | 1.50 | 6 | 0.17 | 40 | 6.80 | |
|  Samarakoon, Hevidu | | | 1426 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Madusanka , L D D | | | 1259 | SRI | 0.50 | 1 | 0.29 | 40 | 11.60 | |  Amarasinghe, H D I R | | | 1093 | SRI | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Siriwardane, A L | | | 1426 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Wijesooriya, Rasindu | | | 1346 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Liyanage, L D S | | | 1086 | SRI | 0.00 | 1 | -0.42 | 40 | -16.80 | | | * 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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