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Rapid:
Individual Calculations October 2017 |
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| Perera, Isara Ranmeth Total change: 28.80 | |   |
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| Inaugural Sri Lanka National Rapid Chess Championship 2017 | Colomno | SRI | 2017-09-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1146 | 1017 | 4.50 | 9 | 1.44 | 20 | 28.80 | |
|  Amarasinghe, K K H Kevinda | | | 1117 | SRI | 1.00 | 1 | 0.64 | 20 | 12.80 | |  Bandara, Nadil Akindu | | | 1093 | SRI | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Peiris, T Shakya Imanjith | | | 1088 | SRI | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Ariyarathne, H B I | | | 1417 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Dhammalakshitha, J.a.d.r | | | 1087 | SRI | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Lankasinghe, Movindu Jayuka | | | 1136 | SRI | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Nabil Nazar, Mohamed | | | 1239 | SRI | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Perera, G Poorna Udara Dhananj | | | 1040 | SRI | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Bandara, Nemitha | | | 1099 | SRI | 1.00 | 1 | 0.61 | 20 | 12.20 | | | * 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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