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Individual Calculations December 2015 |
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| Ranasinghe, S D Total change: 8.00 | |   |
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| Sri Lanka Inter Club Super League 2015 | Colombo | SRI | 2015-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1820 | 1774 | 2.00 | 4 | 0.24 | 20 | 4.80 | |
|  Randil, Lakshitha | | | 1886 | SRI | 0.50 | 1 | 0.15 | 20 | 3.00 | |  Madushan, K D Tharusha | | | 1707 | SRI | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Piyumantha, M Sasith Nipun | f | | 1949 | SRI | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Sisira, Kumara K P | | | 1739 | SRI | 0.50 | 1 | -0.05 | 20 | -1.00 | |
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) | | | | Sri Lanka Grand Prix Chess Championship 2015 | Colombo | SRI | 2015-11-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1888 | 1774 | 3.00 | 8 | 0.16 | 20 | 3.20 | |
| | Silva, Dineth Sunera | | | 1860 | SRI | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Senanayaka, P D | | | 1769 | SRI | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Lamahewa, C | | | 1860 | SRI | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Galappaththi, Chinthaka Anuruddh | f | | 2100 | SRI | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Randil, Lakshitha | | | 1886 | SRI | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Lasitha, Subash | c | | 1788 | SRI | 0.00 | 1 | -0.48 | 20 | -9.60 | | | De Silva, Osheen | | | 1881 | SRI | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Jayasundara, P K U M | c | | 1958 | SRI | 0.00 | 1 | -0.26 | 20 | -5.20 | |
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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