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Individual Calculations July 2015 |
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| Madusanka, L D P Total change: 2.60 | |   |
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| 5th Dhamso International Chess Festival 2015 | Ambalangoda | SRI | 2015-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1633 | 1737 | 5.00 | 7 | 0.65 | 20 | 13.00 | |
|  Selvakumar, Thangarajah | | | 1337 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  De Silva, Nirosh | f | | 2137 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | De Silva, T H Harshana | | | 1337 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gallage, Sudara T P | | | 1368 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Weerawardane, Romesh | m | | 2110 | SRI | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Egodage, Reshan | | | 1510 | SRI | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Nanayakkara, Damika Anupama | | | 1633 | SRI | 1.00 | 1 | 0.36 | 20 | 7.20 | | | * 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) | | | | National B Chess Championship 2015 | Colombo | SRI | 2015-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1735 | 1737 | 4.00 | 9 | -0.52 | 20 | -10.40 | |
| | Doluweera, Minul Sanjula | c | | 2046 | SRI | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Sandeepa, Haputhanthrige N Akshi | | | 1459 | SRI | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Wimalasuriya, M Sachithra | | | 1443 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Anojman, S. | | | 1611 | SRI | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Raheem, T Akeel | | | 1567 | SRI | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Liyanapathirana, Pasan Vindula | | | 1847 | SRI | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Wijekoon, Chandana | c | | 2007 | SRI | 0.50 | 1 | 0.33 | 20 | 6.60 | | | Naotunna, D R | | | 1746 | SRI | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Thilakarathne, G M S | | | 1890 | SRI | 0.00 | 1 | -0.30 | 20 | -6.00 | |
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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