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Individual Calculations September 2012 |
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| Hasanga, K M Harith Total change: -23.40 | |   |
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| 5th Mora Kings 2012 | Colombo | SRI | 2012-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1858 | 1544 | 0.50 | 2 | 0.23 | 30 | 6.90 | |
|  Jayarathna, B V R M T | | | 1867 | SRI | 0.50 | 1 | 0.37 | 30 | 11.10 | |  Fernando, J M M P | | | 1848 | SRI | 0.00 | 1 | -0.14 | 30 | -4.20 | |
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) | | | | Super Thirty (1) Under 13 Boys | Colombo | SRI | 2012-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1543 | 1544 | 1.00 | 4 | -1.01 | 30 | -30.30 | |
| | Illukpitiya, Dinindu | | | 1425 | SRI | 0.50 | 1 | -0.16 | 30 | -4.80 | | | Amarathunga, Subuddhi | | | 1632 | SRI | 0.00 | 1 | -0.38 | 30 | -11.40 | | | Thilakarathne, G M S | | | 1695 | SRI | 0.00 | 1 | -0.30 | 30 | -9.00 | | | Amarasena, Y M Yubath | | | 1421 | SRI | 0.50 | 1 | -0.17 | 30 | -5.10 | |
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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