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Individual Calculations August 2017 |
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| Wijerathne, Surath Total change: 45.20 | |   |
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| Sri Lanka National B Chess Championship 2017 | Narahenpita | SRI | 2017-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1634 | 1401 | 4.50 | 10 | 2.26 | 20 | 45.20 | |
|  Senavin, Dunura | | | 1764 | SRI | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Dissanayake, R K T | | | 1667 | SRI | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Abhayarathne, K A K P | | | 1452 | SRI | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Alwala, A D Hansaja Ramith | | | 1427 | SRI | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Chandrasiri, P K | | | 1582 | SRI | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Herath, Hasitha P | | | 1718 | SRI | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Subasinghe, D D C H | | | 1629 | SRI | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Galagamaarachchi, A S | | | 1801 * | SRI | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Kandearachchi, Jayanga | | | 1697 | SRI | 0.50 | 1 | 0.35 | 20 | 7.00 | | | Ariyasinghe, T.r | | | 1600 | 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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