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Individual Calculations January 2018 |
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| Samaraweera, Dimuth Indeepa Total change: 34.40 | |   |
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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 |
| 1333 | 1266 | 4.00 | 7 | 0.86 | 40 | 34.40 | |
|  Priyankara, Chamil | | | 1666 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Silva, Haren Senura | | | 1056 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Yasanjith, M H Dinura | | | 1131 | SRI | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Dahanayake, Isara Banidu | c | | 1556 | SRI | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Selvarajah, Selvendra | | | 1147 | SRI | 0.50 | 1 | -0.16 | 40 | -6.40 | | | Silva, Kevin Ranidu | c | | 1666 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ponnamperuma, Weraka Vasath | | | 1112 | SRI | 1.00 | 1 | 0.29 | 40 | 11.60 | | | * 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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