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Rapid:
Individual Calculations February 2018 |
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| Wijerathne, L M S D Total change: -15.60 | |   |
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| Sri Lanka National Youth Rapid Chess Championship 2017 Under - 12 years | Colombo | SRI | 2018-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1140 | 1161 | 2.50 | 6 | -0.78 | 20 | -15.60 | |
|  Silva, Kevin Ranidu | c | | 1529 | SRI | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Ponnamperuma, Weraka Vasath | | | 1084 | SRI | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Jayawardana, Lesath Thewnija | | | 1054 | SRI | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Alwis, K Chanula Chanketh | | | 1074 | SRI | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Piyarthne, Movindu Lushan | | | 1045 | SRI | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Hewage, Dinupa Adithya | | | 1056 | SRI | 0.50 | 1 | -0.14 | 20 | -2.80 | |
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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