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Individual Calculations May 2012 |
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| Gunasinghe, W S Total change: 7.65 | |   |
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| Sri Lanka Major Division Chess Championship 2012 Galle | Galle | SRI | 2012-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1663 | 1778 | 5.00 | 7 | 0.62 | 15 | 9.30 | |
|  Lorensuhewa, Prasanjith Chanaka | | | 1457 | SRI | 1.00 | 1 | 0.13 | 15 | 1.95 | |  Weerasinghe, Kavindu Nirmana | | | 1381 | SRI | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Jayarathne, M N G | | | 1775 | SRI | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Karunarathna, Chathapa Indawara | | | 1537 | SRI | 0.50 | 1 | -0.30 | 15 | -4.50 | | | De Silva, Elath Mathanga | | | 1921 | SRI | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Sachintha, H D Sahan | | | 1820 | SRI | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Thiyanga, Kaveen | | | 1750 | SRI | 0.50 | 1 | -0.04 | 15 | -0.60 | |
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 B Chess Championship 2012 | Colombo | SRI | 2012-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1858 | 1785 | 3.50 | 9 | -0.11 | 15 | -1.65 | |
| | Perera, Ln | | | 1949 | SRI | 0.00 | 1 | -0.28 | 15 | -4.20 | | | De Silva, Gihan | | | 1993 | SRI | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Ediriweera, Shakthi | | | 1850 | SRI | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Bandara, Dhanushka | | | 1849 | SRI | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Liyanage, Np | | | 1905 | SRI | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Dissanayake, Rdac | | | 1813 | SRI | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Liyanapathirana, Kasun | | | 1817 | SRI | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Thilakarathne, Gmh | | | 1593 | SRI | 1.00 | 1 | 0.25 | 15 | 3.75 | | | De Silva, Rasheen | | | 1957 | SRI | 0.00 | 1 | -0.27 | 15 | -4.05 | |
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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