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Individual Calculations July 2011 |
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| Jayawardhana, W A S H Total change: 14.25 | |   |
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| 2nd Kandy Open Rating Chess Championship | NICD, Polgolla, Kandy | SRI | 2011-05-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1787 | 1633 | 2.00 | 5 | 0.45 | 15 | 6.75 | |
|  De Moraes, Shamine | | | 1902 | SRI | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Alahakoon, Isuru | | | 1939 | SRI | 0.00 | 1 | -0.14 | 15 | -2.10 | |  Koswattha, K W D M D I | | | 1527 | SRI | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Kaumali, J | | | 1733 | SRI | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Kulasekara, Kashapa D M T | | | 1833 | SRI | 0.00 | 1 | -0.24 | 15 | -3.60 | |
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) | | | | Asian Junior Girls (U20) Chess Championship 2011 | Bentota | SRI | 2011-06-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1833 | 1633 | 2.50 | 7 | 0.50 | 15 | 7.50 | |
| | Chandika, Divyasree | | | 2033 * | IND | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Ranasinghe, S D | | wm | 1907 | SRI | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Karunarathna, A G S K | | | 1504 | SRI | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Basnayake, I U | | | 1797 | SRI | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Koswattha K, W D M D I | | | 1527 | SRI | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Bhakti, Kulkarni | c | wm | 2033 * | IND | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Saranya, J | | wf | 2033 * | IND | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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