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Individual Calculations February 2016 |
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| De Silva, Osheen Total change: -15.40 | |   |
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| Kollonnawa Chess Classic 2015 | Colombo | SRI | 2015-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1602 | 1908 | 7.00 | 9 | -0.59 | 20 | -11.80 | |
|  Weerasekara, W A A Induwara | | | 1508 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Rodrigo, T M Janudi | | | 1508 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Hettiarachchi, C U | | | 1659 | SRI | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Gamage, K G Vinal Vindipa | | | 1508 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Raheem, T Akeel | | | 1508 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Lahiru, N P G Sithija | | | 1671 | SRI | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Alahakoon, T N | | | 1764 | SRI | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Mihiranga, K A Rajitha | | | 1529 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Lakshitha, H H Sasindu | | | 1760 | SRI | 1.00 | 1 | 0.30 | 20 | 6.00 | | | * 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) | | | | Kalutara Chess Festival 2016 | Kalutara | SRI | 2016-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1685 | 1873 | 5.50 | 8 | -0.18 | 20 | -3.60 | |
| | Shanthalingam, Sarangan | | | 1473 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ilampoornan, Raguparan | | | 1473 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Siriwardena, G T D | | | 1603 | SRI | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Bhagya, Viman | | | 1994 | SRI | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Gamage, Nethmi Nirasha | | | 1557 | SRI | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Nanayakkara, Damika Anupama | | | 1626 | SRI | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Piyumantha, M Sasith Nipun | f | | 1985 | SRI | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Fernando, J M Marlon P | | | 1767 | SRI | 0.00 | 1 | -0.64 | 20 | -12.80 | | | * 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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