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Individual Calculations May 2017 |
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| Hansaja, K D Dulan Total change: 94.80 | |   |
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| Colombo Chess Festival 2017 | Colombo | SRI | 2017-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1388 | 1226 | 4.00 | 7 | 1.57 | 40 | 62.80 | |
|  Ahamat, Zulaika | | | 1061 | SRI | 1.00 | 1 | 0.28 | 40 | 11.20 | |  Hippola, H M S S | | | 1626 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Weerakoon, D D P | | | 1626 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Jayawardhana, W A S H | | | 1621 | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Waduge, Jayavi Dintharu | | | 1063 | SRI | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Liyanage, Deshani Sanjula | | | 1108 | SRI | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Deshappriya, D Kalindu | | | 1613 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | * 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) | | | | National Youth Chess Championship 2017 - Under 16 Boys | Colombo | SRI | 2017-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1311 | 1226 | 2.50 | 4 | 0.80 | 40 | 32.00 | |
| | Ranaraja, R S W M Saumya P | | | 1012 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Thawalampola, Oshada D | | | 1595 | SRI | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Upananda, K Y Sasmitha | | | 1576 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Bopage, N B Ravindu Parindiya | | | 1062 | SRI | 1.00 | 1 | 0.28 | 40 | 11.20 | |
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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