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Individual Calculations May 2011 |
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| De Silva, Osheen Total change: 9.45 | |   |
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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 |
| 1856 | 1936 | 5.00 | 8 | 0.32 | 15 | 4.80 | |
|  Gunaratne, Mojitha Sathsara | | | 1558 | SRI | 1.00 | 1 | 0.09 | 15 | 1.35 | |  Herath, H G Anuja Probodhana | | | 1536 * | SRI | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Kalugampitiya, R S | | | 2132 | SRI | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Athukorala, Nethupul Pasan | | | 1695 | SRI | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Senanayaka, P D | | | 1826 | SRI | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Rajapakse, R M C M | | | 2171 | SRI | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Anuruddha, G C | | | 2141 | SRI | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Madusanka, L P D | | | 1788 | SRI | 0.50 | 1 | -0.20 | 15 | -3.00 | | | * 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) | | | | Asian Zonal 2011, Zone 3.2 | Colombo | SRI | 2011-03-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2076 | 1936 | 3.00 | 8 | 0.31 | 15 | 4.65 | |
| | Rajapakse, R M C M | | | 2171 | SRI | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Perera, W C C | | | 2077 | SRI | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Mallawarachchi, T S | | | 1984 | SRI | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Shrestha, Sujendra Prasad | | | 2016 | NEP | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Amer, Karim | | | 2257 | PAK | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Ahmed, Fuad | | | 1817 | MDV | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Alahakoon, Isuru | | | 1950 | SRI | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Abu Sufian, Shakil | f | | 2336 * | BAN | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * 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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