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Individual Calculations April 2009 |
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| Perera, Milindu Total change: 0.00 | |   |
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| The Inaugural Royal Challenge International Chess Championship 2009 | Colombo | SRI | 2009-01-10 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1830 | 0 | 2.50 | 4 | 0.00 | 1843 | | 0.00 | |
|  Munasinghe, Shanaka | | | 1755 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |  Egodage, T.s. | | | 1826 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Sharma, Kushagra | | | 1762 | IND | 1.00 | 1 | 0.00 | | 0.00 | | | Alahakoon, Isuru | | | 1977 | SRI | 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) | | | | 2nd Colombo Chess Festival '09 | Colombo | SRI | 2009-02-20 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1840 | 0 | 4.00 | 8 | 0.00 | 1840 | | 0.00 | |
| | Karunanayake, Chathuri | | | 1627 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Saranapala, Nimantha | | | 1851 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Amarasinghe, A.a.c.b. | | | 1925 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Lamawansa, Yasas | | | 1772 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Thilakawardana, Supeshala | | wf | 1820 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Choudhary, Jitendra | | | 1798 | IND | 1.00 | 1 | 0.00 | | 0.00 | | | Kuruwitage, Yasas Kalana | | | 1938 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Tennakoon, I.l.k. | | | 1990 | SRI | 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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