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Individual Calculations September 2011 |
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| Subasinghe, D D C H Total change: 22.80 | |   |
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| Sri Lanka Major Division Colombo Chess Championship, 2011 | Colombo | SRI | 2011-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1895 | 1648 | 0.00 | 2 | -0.41 | 30 | -12.30 | |
|  Ediriweera, Shakthi | | | 1815 | SRI | 0.00 | 1 | -0.28 | 30 | -8.40 | |  Herath, N P | | | 1975 | SRI | 0.00 | 1 | -0.13 | 30 | -3.90 | |
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) | | | | Mora Kings International Rating Chess Championship 2011 | Moratuwa | SRI | 2011-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1890 | 1648 | 2.00 | 4 | 1.17 | 30 | 35.10 | |
| | Wijekoon, Chandana | | | 2008 | SRI | 0.00 | 1 | -0.10 | 30 | -3.00 | | | Samaranayake, K P R N | | | 1825 | SRI | 0.00 | 1 | -0.27 | 30 | -8.10 | | | Lasitha, Subash | | | 1805 | SRI | 1.00 | 1 | 0.71 | 30 | 21.30 | | | Mendis, W G Chinthaka | | | 1921 | SRI | 1.00 | 1 | 0.83 | 30 | 24.90 | |
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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