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Individual Calculations March 2015 |
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| Priyankara, Chamil Total change: -4.20 | |   |
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| Colombo Chess Festival 2015 | Colombo | SRI | 2015-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1741 | 1955 | 7.50 | 9 | 0.76 | 20 | 15.20 | |
|  Weerakoon, H M Santhusha Samad | | | 1555 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Wickramasinghe, Banuka Nimsith | | | 1555 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Uyanhewage, T K | | | 1657 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Madushanka, Harsha | | | 1830 | SRI | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Malhara, W.a. Hansana | | | 1629 | SRI | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Fernando, J M Marlon P | | | 1815 | SRI | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Thilakarathne, G M S | | | 1837 | SRI | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Doluweera, Minul Sanjula | c | | 1974 | SRI | 0.50 | 1 | 0.03 | 20 | 0.60 | | | Prabajith, Asela | | | 1816 | SRI | 1.00 | 1 | 0.31 | 20 | 6.20 | | | * 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) | | | | Sri Lanka Major Division Chess Championship 2015 Colombo | Colombo | SRI | 2015-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1674 | 1964 | 6.50 | 9 | -0.97 | 20 | -19.40 | |
| | Fonseka, Rashan | | | 1564 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kodikara, K K M A | | | 1564 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Fernando, L V M | | | 1626 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Madusanka, L D P | | | 1709 | SRI | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Liyanapathirana, Pasan Vindula | | | 1811 | SRI | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Ellawela, Suveen | | | 1654 | SRI | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Gamage, H Charanga Jithmal | | | 1597 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Amarasinghe, A A C B | | | 1851 | SRI | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Hettiarachchi, C U | | | 1690 | SRI | 0.50 | 1 | -0.33 | 20 | -6.60 | | | * 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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