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Individual Calculations May 2012 |
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| Siriwardena, R I Pasan Bhanuka Total change: 36.00 | |   |
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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 |
| 1775 | 1627 | 3.00 | 6 | 1.08 | 30 | 32.40 | |
|  De Silva, Rasheen | | | 1942 | SRI | 0.00 | 1 | -0.14 | 30 | -4.20 | |  Liyanage, Ranindu Dilshan | | | 1325 | SRI | 1.00 | 1 | 0.15 | 30 | 4.50 | | | Alahakoon, T N | | | 1871 | SRI | 1.00 | 1 | 0.80 | 30 | 24.00 | | | Kumarawadu, C S | | | 1700 | SRI | 0.50 | 1 | 0.10 | 30 | 3.00 | | | Priyankara, Chamil | | | 1926 | SRI | 0.50 | 1 | 0.35 | 30 | 10.50 | | | Liyanapathirana, Kasun | | | 1886 | SRI | 0.00 | 1 | -0.18 | 30 | -5.40 | |
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 |
| 1649 | 1627 | 2.00 | 4 | 0.12 | 30 | 3.60 | |
| | Gunarathna, Dilshan Akila | | | 1585 | SRI | 0.00 | 1 | -0.56 | 30 | -16.80 | | | Ramyasiri, Kaveen Poorna | | | 1468 | SRI | 1.00 | 1 | 0.29 | 30 | 8.70 | | | Thiyanga, Kaveen | | | 1751 | SRI | 1.00 | 1 | 0.67 | 30 | 20.10 | | | Samaranayake, K P R N | | | 1792 | SRI | 0.00 | 1 | -0.28 | 30 | -8.40 | |
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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