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Individual Calculations May 2017 |
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| Gunarathna, D A Viraj Darshana Total change: -15.00 | |   |
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| Colombo Chess Festival 2017 | Colombo | SRI | 2017-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1255 | 1502 | 5.50 | 8 | -0.75 | 20 | -15.00 | |
|  Amarasinghe, K K H Kevinda | | | 1102 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Samarakoon, S M T Induwara | | | 1183 | SRI | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Morais, Sanithu Leander Pamudith | | | 1124 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Weerasekara, Dilmi Induwari | | | 1160 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Alahakoon, Isuru | | | 1902 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Hewage, Kawithaka Wethmal | | | 1173 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Dalawella, Sanuka Chandul | | | 1177 | SRI | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Bentharaarachchi, Vinuga Ometh | | | 1218 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | * 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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