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Individual Calculations July 2008 |
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| De Moraes, Shamine Total change: -27.15 | |   |
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| Sri Lanka Inter Club Chess Championship 2007 | Colombo | SRI | 2008-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1989 | 1994 | 0.00 | 3 | -1.52 | 15 | -22.80 | |
|  Hiriburegama, Yasith | | | 1913 | SRI | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Alahakoon, I.d | | | 1961 | SRI | 0.00 | 1 | -0.55 | 15 | -8.25 | |  Kuruppu, Danuke | | | 2094 | SRI | 0.00 | 1 | -0.36 | 15 | -5.40 | |
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) | | | | Sri Lanka Open Chess Championship | Polgolla, Kandy | SRI | 2008-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2208 | 1994 | 0.00 | 2 | -0.46 | 15 | -6.90 | |
| | Russell, M K A | | | 2187 | SRI | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Sai, Meera | | | 2229 | IND | 0.00 | 1 | -0.21 | 15 | -3.15 | |
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 2008 | Colombo | SRI | 2008-04-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2052 | 1990 | 1.00 | 2 | 0.17 | 15 | 2.55 | |
| | Wijesuriya, Laxman | | | 2084 | SRI | 1.00 | 1 | 0.63 | 15 | 9.45 | | | Tennakoon, I.l.k. | | | 2019 | SRI | 0.00 | 1 | -0.46 | 15 | -6.90 | |
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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