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Individual Calculations May 2012 |
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| Peiris, Asel Total change: -6.00 | |   |
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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 |
| 1725 | 1488 | 1.50 | 5 | 0.36 | 30 | 10.80 | |
|  De Silva, Rasheen | | | 1888 * | SRI | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Priyankara, Chamil | | | 1888 * | SRI | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Gamage, Niketh | | | 1628 | SRI | 1.00 | 1 | 0.69 | 30 | 20.70 | |  Naotunna, Dineth Nimnaka | | | 1647 | SRI | 0.00 | 1 | -0.29 | 30 | -8.70 | | | Ranathunga, Vidusha Hirushan | | | 1572 | SRI | 0.50 | 1 | 0.12 | 30 | 3.60 | | | * 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) | | | | National Youth Chess Championship 2012 Under 18 Open | Colombo | SRI | 2012-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1805 | 1488 | 0.00 | 4 | -0.56 | 30 | -16.80 | |
| | Subasinghe, K R V R | | | 1874 | SRI | 0.00 | 1 | -0.09 | 30 | -2.70 | | | Thiyanga, Kaveen | | | 1751 | SRI | 0.00 | 1 | -0.18 | 30 | -5.40 | | | Lamahewa, C | | | 1853 | SRI | 0.00 | 1 | -0.10 | 30 | -3.00 | | | Weerasinghe, Nadun Thathsara | | | 1743 | SRI | 0.00 | 1 | -0.19 | 30 | -5.70 | |
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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