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Individual Calculations January 2018 |
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| Weerasiri, H P Sayuni Chamathna Total change: -10.00 | |   |
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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 |
| 1360 | 1081 | 0.50 | 4 | -0.25 | 40 | -10.00 | |
|  Pallie, Tuan Ehshan | | | 1481 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Dahanayake, Isara Banidu | c | | 1481 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Nethmina, S A Indura | | | 1277 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Bandara, W M Nadil Dulshen | | | 1199 | SRI | 0.50 | 1 | 0.16 | 40 | 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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