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Individual Calculations October 2015 |
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| De Silva, Osheen Total change: -15.20 | |   |
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| Southern First International Chess Championship 2015 | Galle | SRI | 2015-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1568 | 1909 | 4.50 | 6 | -0.76 | 20 | -15.20 | |
|  Kodithuwakku, Lisara | | | 1509 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Haputhanthri, H L N B | | | 1509 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Thilakarathne, D G D Chamil | | | 1653 | SRI | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Randew, A G Ruvith | | | 1509 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Theekshana, H G Denuwan | | | 1574 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Malhara, W.a. Hansana | | | 1653 | SRI | 0.50 | 1 | -0.31 | 20 | -6.20 | | | * 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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