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Individual Calculations April 2009 |
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| Peiris, T.s.s. Total change: 0.00 | |   |
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| 2nd Colombo Chess Festival '09 | Colombo | SRI | 2009-02-20 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1883 | 0 | 5.00 | 8 | 0.00 | 1908 | | 0.00 | |
|  Jayaweera, Y. | | | 1696 | SRI | 1.00 | 1 | 0.00 | | 0.00 | |  Munasinghe, Lahiru | | | 1860 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Munasinghe, Shanaka | | | 1755 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Jayasundara, P.k.u.m. | | | 1885 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Peiris, T.g.m. | | | 2133 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Fonseka, C.k.d. | | | 2020 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Amarasena, Kavisha | | | 1915 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Choudhary, Jitendra | | | 1798 | IND | 1.00 | 1 | 0.00 | | 0.00 | |
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 International Rating Chess Tournament 2009 | Kandy | SRI | 2009-03-06 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1977 | 0 | 3.00 | 6 | 0.00 | 1977 | | 0.00 | |
| | Amarasinghe, Buddhika | | | 1925 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Mallawarachchi, T.s. | | | 2091 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Subash, Lasitha | | | 1888 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | De Moraes, Shamine | | | 1963 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Hapuarachchi, Lahiru | | | 1937 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Navalgund, Niranjan | | | 2056 | IND | 0.00 | 1 | 0.00 | | 0.00 | |
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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