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Individual Calculations March 2015 |
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| Malhara, W.a. Hansana Total change: 4.00 | |   |
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| Colombo Chess Festival 2015 | Colombo | SRI | 2015-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1433 | 1629 | 5.00 | 7 | -0.13 | 40 | -5.20 | |
|  Weerasinghe, Dakshaka | | | 1229 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Jayawardana, Lasal | | | 1371 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Priyankara, Chamil | | | 1955 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Shouthri, Arulrajah | | | 1362 | SRI | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Fernando, J S Aloka | | | 1354 | SRI | 0.50 | 1 | -0.33 | 40 | -13.20 | | | Kodithuwakku, Himsara | | | 1352 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Jayaweera, Sayuni Gihansa | | wc | 1406 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | * 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 Major Division Chess Championship 2015 Galle | Galle | SRI | 2015-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1529 | 1629 | 5.00 | 8 | 0.23 | 40 | 9.20 | |
| | Mampitiyaarachchi, Sarinda S | | | 1229 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Nanayakkara, P N J | | | 1229 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | De Silva, Gihan | | | 1853 | SRI | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Mendis, W G Chinthaka | | | 1886 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Shashiprabath, D Adeepa | | | 1442 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Lasitha, Subash | c | | 1799 | SRI | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Nanayakkara, Damika Anupama | | | 1565 | SRI | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Sandeepa , W A Geeshan | | | 1229 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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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