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Individual Calculations March 2015 |
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| Madusanka, L D P Total change: 27.60 | |   |
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| Colombo Chess Festival 2015 | Colombo | SRI | 2015-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1597 | 1699 | 5.50 | 8 | 0.62 | 20 | 12.40 | |
|  Perera, S D Lahiru | | | 1299 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Weerathilaka, Asiri | | | 1448 | SRI | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Lamawansa, Yasas | | | 1910 | SRI | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Naushad, Thalaal | | | 1339 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Nonis, P A R R | | | 1505 | SRI | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Naotunna, D R | | | 1486 | SRI | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Kavinda, Akila | | | 1954 | SRI | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Thilakarathne, G M S | | | 1837 | SRI | 0.50 | 1 | 0.19 | 20 | 3.80 | | | * 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 Colombo | Colombo | SRI | 2015-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1625 | 1709 | 5.50 | 8 | 0.76 | 20 | 15.20 | |
| | Iddamalgoda, I D S | | | 1309 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mendis, B M A | | | 1375 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Wickramasinghe, Banuka Nimsith | | | 1506 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Priyankara, Chamil | | | 1964 | SRI | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Palipana, Kethaka | | | 1515 | SRI | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Gunarathna, D A Viraj Darshana | | | 1554 | SRI | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Deegoda, S R | | | 1863 | SRI | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Randil, Lakshitha | | | 1912 | SRI | 0.50 | 1 | 0.26 | 20 | 5.20 | | | * 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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