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Individual Calculations January 2015 |
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| Lasitha, Subash Total change: 2.80 | |   |
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| Asian Amateur Chess Championship 2014 | Waskaduwa | SRI | 2014-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1747 | 1822 | 5.50 | 9 | 0.37 | 20 | 7.40 | |
|  Mathes Arachchi , Bhanila M | | | 1422 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Gunaratne, Mojitha Sathsara | c | | 1971 | SRI | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Ranawaka, Nuran Lakshitha N | | | 1422 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Theekshana, H G Denuwan | | | 1598 | SRI | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Abdul, Rahman Ali | c | | 1922 | MDV | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Lamahewa, C | | | 1877 | SRI | 1.00 | 1 | 0.58 | 20 | 11.60 | | | De Silva, Osheen | | | 1891 | SRI | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Amarasinghe, A A C B | | | 1832 | SRI | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Weerasinghe, Chamath | | | 1790 | SRI | 0.00 | 1 | -0.54 | 20 | -10.80 | | | * 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) | | | | Ethugalpura International Rating Chess Championship 2014 | Kurunegala | SRI | 2014-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1576 | 1822 | 6.00 | 8 | -0.23 | 20 | -4.60 | |
| | Dissanayake, D M C M | | | 1422 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Liyanage, L D T Nimsara | | | 1422 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Samarasinghe, Isuru Udana | | | 1559 | SRI | 0.50 | 1 | -0.32 | 20 | -6.40 | | | De Silva, J I Ajantha | | | 1549 | SRI | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Rajapaksha, R G R D M | | | 1445 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Rathnayake, M A A H | | | 1896 | SRI | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Abhimanyu, Iraja | | | 1625 | SRI | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Dassanayake, D M G S | | | 1686 | SRI | 0.50 | 1 | -0.18 | 20 | -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) | | |
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