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Individual Calculations May 2012 |
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| Hansaka, W A Melan Total change: -24.60 | |   |
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| Sri Lanka Major Division Chess Championship 2012 Colombo | Colombo | SRI | 2012-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1663 | 1371 | 0.00 | 3 | -0.49 | 30 | -14.70 | |
|  Kumara, Sisira | | | 1769 | SRI | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Naotunna, Dineth Nimnaka | | | 1647 | SRI | 0.00 | 1 | -0.17 | 30 | -5.10 | |  Kapugama, Binu | | | 1574 | SRI | 0.00 | 1 | -0.24 | 30 | -7.20 | |
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) | | | | National Youth Chess Championship 2012 Under 16 Open | Colombo | SRI | 2012-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1628 | 1371 | 0.50 | 4 | -0.33 | 30 | -9.90 | |
| | Weerasinghe, W M G L A | | | 1683 | SRI | 0.50 | 1 | 0.36 | 30 | 10.80 | | | Bandara, A J S D | | | 1771 * | SRI | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Karunarathne, K M D B | | | 1627 | SRI | 0.00 | 1 | -0.19 | 30 | -5.70 | | | Perera, W Adrian | | | 1431 | SRI | 0.00 | 1 | -0.42 | 30 | -12.60 | | | * 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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