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Individual Calculations May 2011 |
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| Pinto, Semuthu Total change: -54.90 | |   |
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| Sri Lanka Open International Rating Tournament 2011 | Colombo | SRI | 2011-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1570 | 1859 | 2.00 | 5 | -2.15 | 15 | -32.25 | |
|  Herath, H G Anuja Probodhana | | | 1459 * | SRI | 0.00 | 1 | -0.92 | 15 | -13.80 | | | Gunaratne, Mojitha Sathsara | | | 1558 | SRI | 1.00 | 1 | 0.15 | 15 | 2.25 | |  Perera, A K N A | | | 1661 | SRI | 0.00 | 1 | -0.76 | 15 | -11.40 | | | Methmini, Nelunika | | | 1459 * | SRI | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Jayanka, L P P R | | | 1711 | SRI | 0.00 | 1 | -0.70 | 15 | -10.50 | | | * 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) | | | | Sri Lanka National Youth Under 18 Chess Championship 2011 | Colombo | SRI | 2011-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1856 | 1859 | 0.00 | 3 | -1.51 | 15 | -22.65 | |
| | Perera, W C C | | | 2077 | SRI | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Ranasinghe, S D | | | 1835 | SRI | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Rajapakse, R M T C | | | 1656 | SRI | 0.00 | 1 | -0.76 | 15 | -11.40 | |
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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