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Individual Calculations January 2018 |
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| Dahanayake, Isara Banidu Total change: 9.60 | |   |
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| 3rd Kolonnawa International Rating Chess Championship 2017 | Colombo | SRI | 2017-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1367 | 1556 | 4.50 | 6 | 0.24 | 40 | 9.60 | |
|  Weerasiri, H P Sayuni Chamathna | | | 1156 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Gamage, Mesanda | | | 1222 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Samaraweera, Dimuth Indeepa | | | 1266 | SRI | 0.50 | 1 | -0.34 | 40 | -13.60 | | | Akasha, J P Vihanga | | | 1219 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Herath, Sanduni | | | 1480 | SRI | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Randil, Lakshitha | | | 1860 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | * 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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