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Individual Calculations November 2018 |
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| Ariyaratne, H B I Total change: -19.40 | |   |
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| Buddhi Open International Rating Chess Tournament 2018 | Gampaha | SRI | 2018-09-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1175 | 1507 | 2.50 | 4 | -0.97 | 20 | -19.40 | |
|  Upananda , K V Dilmitha | | | 1107 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Asuramanna, Mevindu Hansana | | | 1161 | SRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Ekanayake, Hasindu Chiranga | | | 1321 | SRI | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Attanayake, Chanindi Mewna | | | 1110 | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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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