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Individual Calculations August 2018 |
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| Amarasinghe, H D I R Total change: -42.00 | |   |
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| 5th Sri Lanka National Amateur International Rating Chess Championships 2018 | Kurunegala | SRI | 2018-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1260 | 1093 | 0.00 | 2 | -0.67 | 40 | -26.80 | |
|  Yaparathne, B K B | | | 1493 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Herath, H M J R | | | 1026 | SRI | 0.00 | 1 | -0.59 | 40 | -23.60 | | | * 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) | | | | 3rd SSC Open International Rating Chess Tournament 2018 | Matara | SRI | 2018-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1350 | 1093 | 0.00 | 2 | -0.38 | 40 | -15.20 | |
| | De Silva, R B V Nimsara | | | 1383 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Dalawella, Sanuka Chandul | | | 1316 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | |
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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