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Individual Calculations October 2018 |
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| Silva, Kevin Ranidu Total change: -10.40 | |   |
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| 4th Negambo International Chess Festival 2018 | Negambo | SRI | 2018-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1582 | 1813 | 6.50 | 9 | -0.17 | 40 | -6.80 | |
|  Dahanayake, A J G Thevindu D | | | 1413 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Nagasinghe, Thevindu Thinal | | | 1413 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Chandes, K Yasindu | | | 1413 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Kiriella, K G T S D | | | 1480 | SRI | 0.50 | 1 | -0.38 | 40 | -15.20 | | | Withanarachchi, W A P I | | | 1413 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Alahakoon, Isuru | | | 2138 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | De Silva, J I Ajantha | | | 1413 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Deshappriya, D Kalindu | | | 1481 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Peiris, T G M | | | 2073 | SRI | 0.00 | 1 | -0.18 | 40 | -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) | | | | Sri Lanka Junior National Chess Championship 2018 | Colombo | SRI | 2018-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1547 | 1813 | 5.50 | 7 | -0.09 | 40 | -3.60 | |
| | Piyarthne, Movindu Lushan | | | 1413 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Weerasinghe, Sethum | | | 1413 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Gunasekara, W A N Senpathi | | | 1548 | SRI | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Siriwardena, G T D | | | 1582 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Piyumantha, M Thisal Manjith | | | 1625 | SRI | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Jayawardana, Chenuka Nethvidu | | | 1416 | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Dabarera, G W D M | | | 1829 | SRI | 0.50 | 1 | 0.02 | 40 | 0.80 | | | * 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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