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Individual Calculations September 2015 |
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| De Silva, Rasheen Total change: 1.40 | |   |
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| National Amateur Chess Championship 2015 | Colombo | SRI | 2015-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1546 | 1772 | 6.00 | 8 | -0.02 | 20 | -0.40 | |
|  Fonseka, Rashan | | | 1372 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Nandika, Ruwan | | | 1486 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Liyanagama, Pasandul | | | 1372 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | De Silva, Osheen | | | 1909 | SRI | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Abhimanyu, Iraja | | | 1576 | SRI | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Jayawardana, Lasal | | | 1372 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Anojman, S. | | | 1707 | SRI | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Jayaweera, Y | | | 1573 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | * 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) | | | | Sri Lanka Open Chess Championship 2015 | Colombo | SRI | 2015-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1617 | 1772 | 5.50 | 8 | 0.09 | 20 | 1.80 | |
| | Dissanayake, S S | | | 1372 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ranasinghe, Anuga Gavindith | | | 1421 | SRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Weerawardane, Romesh | m | | 2114 | SRI | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Tennakoonwela, Pamudie Sasankha | | | 1406 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Senavin, Dunura | | | 1588 | SRI | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Galappaththi, Chinthaka Anuruddh | f | | 2066 | SRI | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Withanage, Lakindu | | | 1476 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Pallie, Tuan Ehshan | | | 1491 | SRI | 0.50 | 1 | -0.34 | 20 | -6.80 | | | * 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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