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Individual Calculations February 2016 |
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| Withanarachchi, W A Vinoli Oneth Total change: -0.40 | |   |
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| Kollonnawa Chess Classic 2015 | Colombo | SRI | 2015-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1296 | 1280 | 2.50 | 5 | -0.01 | 40 | -0.40 | |
|  Jayawardana, Lesath Thewnija | | | 1017 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Senavin, Dunura | | | 1562 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | |  Seneviratne, Nivin Sithija | | | 1106 | SRI | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Perera, D G D Y Adeekshana | | | 1126 | SRI | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Lahiru, N P G Sithija | | | 1671 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | |
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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