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Individual Calculations January 2012 |
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| Aluvihare, Shakila Total change: 7.80 | |   |
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| 3rd Ethugalpura Chess Challenge | Kurunegala | SRI | 2011-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1848 | 1670 | 1.50 | 4 | 0.26 | 30 | 7.80 | |
|  Ranasinghe, Thinithi Sahanika | | | 1513 | SRI | 0.50 | 1 | -0.21 | 30 | -6.30 | |  Koggala, W S V K | | | 2022 | SRI | 1.00 | 1 | 0.89 | 30 | 26.70 | | | Madumadha, M Chaithika Samith | | | 1788 | SRI | 0.00 | 1 | -0.34 | 30 | -10.20 | | | Perera, W C C | | | 2070 * | SRI | 0.00 | 1 | -0.08 | 30 | -2.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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