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Individual Calculations January 2017 |
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| Lokubalasuriya, Rochana Sasmitha Total change: -12.80 | |   |
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| 2nd Kolonnawa Chess Classic | Kolonnawa | SRI | 2016-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1188 | 1241 | 2.00 | 4 | -0.32 | 40 | -12.80 | |
|  Nethsara, W M Daham | | | 1528 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | |  Jayasinghe, Saviru | | | 1075 | SRI | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Illangathilake, Naduni Amaya | | | 1025 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Sethiya , A Vinuga | | | 1124 | SRI | 0.50 | 1 | -0.16 | 40 | -6.40 | |
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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