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Individual Calculations September 2013 |
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| Sarathchandra, Chanmitha Devin Total change: -4.50 | |   |
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| 6th Colombo International Chess Championships 2013 | Colombo | SRI | 2013-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1720 | 1430 | 0.50 | 4 | -0.15 | 30 | -4.50 | |
|  Siriwardena, R I Pasan Bhanuka | | | 1680 | SRI | 0.00 | 1 | -0.19 | 30 | -5.70 | | | Obeysekara, T A Sajith Chathuran | | | 1664 | SRI | 0.50 | 1 | 0.29 | 30 | 8.70 | |  Liyanagedara, L G A | | wc | 1818 | SRI | 0.00 | 1 | -0.09 | 30 | -2.70 | | | Kumarawadu, C S | | | 1718 | SRI | 0.00 | 1 | -0.16 | 30 | -4.80 | |
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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