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Individual Calculations November 2018 |
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| Weththasinghe, C S Total change: -21.20 | |   |
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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 |
| 1195 | 1373 | 4.00 | 7 | -1.06 | 20 | -21.20 | |
|  Gunawardana, K A D Minidu Methsar | | | 1100 | SRI | 1.00 | 1 | 0.17 | 20 | 3.40 | |  Dabarera, G W D M | | | 1773 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Senevirathne, D C B K | | | 1068 | SRI | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Ranketh, R Janindu | | | 1073 | SRI | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Baratha Yomal, N W A | | | 1085 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Nirmal, Charith | | | 1153 | SRI | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Gamage, Desandhi Dhihansa | | | 1110 | SRI | 0.50 | 1 | -0.32 | 20 | -6.40 | | | * 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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