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Individual Calculations July 2010 |
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| Dissanayake, R D A C Total change: 17.95 | |   |
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| Sri Lanka Major Division Kurunegala Chess Championship 2010 | Kurunegala | SRI | 2010-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1891 | 1786 | 2.50 | 6 | 0.34 | 25 | 8.50 | |
|  Amarasinghe, A A C B | | | 1943 | SRI | 0.50 | 1 | 0.21 | 25 | 5.25 | |  Subasinghe, K R V R | | | 1876 | SRI | 1.00 | 1 | 0.62 | 25 | 15.50 | | | Kethalawala, J K C | | | 1927 | SRI | 0.50 | 1 | 0.19 | 25 | 4.75 | | | Randil, Lakshitha | | | 1893 | SRI | 0.50 | 1 | 0.15 | 25 | 3.75 | | | Koggala, W S V K | | | 1969 | SRI | 0.00 | 1 | -0.26 | 25 | -6.50 | | | Kumara, C M S Praneeth | | | 1739 | SRI | 0.00 | 1 | -0.57 | 25 | -14.25 | |
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) | | | NOTE: K factor changed | | Sri Lanka National B Chess Championship 2010 | Colombo | SRI | 2010-04-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1892 | 1786 | 3.50 | 8 | 0.63 | 15 | 9.45 | |
| | Bandara, P M R L | | | 1995 | SRI | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Senanayake, P R | | wf | 1899 | SRI | 1.00 | 1 | 0.65 | 15 | 9.75 | | | Munasinghe, Lahiru | | | 1949 | SRI | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Kuruwitage, Yasas Kalana | | | 1912 | SRI | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Kavikeshawa, P B | | | 1889 | SRI | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Senanayaka, P D | | | 1848 | SRI | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Kumara, C M S Praneeth | | | 1739 | SRI | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Premachandra, G T D | | | 1907 | SRI | 0.50 | 1 | 0.16 | 15 | 2.40 | |
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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