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Individual Calculations March 2011 |
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| Perera, Kldj Total change: -4.75 | |   |
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| 4th Colombo International Chess Festival 2011 | Colombo | SRI | 2011-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 1685 | 0.50 | 4 | -0.19 | 25 | -4.75 | |
|  Jayasundara, P K U M | | | 1949 | SRI | 0.50 | 1 | 0.32 | 25 | 8.00 | |  Dissanayake, Himath | | | 2026 | SRI | 0.00 | 1 | -0.12 | 25 | -3.00 | | | Mallawarachchi, T S | | | 1997 | SRI | 0.00 | 1 | -0.14 | 25 | -3.50 | | | Lasitha, Subash | | | 1874 | SRI | 0.00 | 1 | -0.25 | 25 | -6.25 | |
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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