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Individual Calculations September 2018 |
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| De Silva, Osheen Total change: -6.60 | |   |
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| Sri Lanka Open International Rating Chess Championship 2018 | Colombo | SRI | 2018-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1529 | 1821 | 7.00 | 9 | -0.33 | 20 | -6.60 | |
|  Bandara, D M Dehansa Thiyumalee | | | 1421 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Basnayake, B M Thesandu Aken | | | 1421 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nethmina, S A Indura | | | 1421 * | SRI | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Wickramasinghe, Thesandi | | | 1421 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Thilakaratna, D H Sahasra Geesar | | | 1421 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Naushad, Thalaal | | | 1541 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Doluweera, Minul Sanjula | f | | 2165 | SRI | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Kumarawadu, C S | | | 1439 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Mathes Arachchi, Bhanila M | | | 1513 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | * 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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