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Rapid:
Individual Calculations May 2019 |
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| Attanayaka, Chamath Total change: 23.40 | |   |
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| Sri Lanka National Youth Rapid Chess Championship 2019 - Under 14 Open | Colombo | SRI | 2019-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1199 | 1156 | 3.50 | 5 | 1.17 | 20 | 23.40 | |
|  Malketh, L Sanithu | | | 1051 | SRI | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Jayashanka, S A D Sadeepa | | | 1050 | SRI | 1.00 | 1 | 0.36 | 20 | 7.20 | |  Lavanga, D Binuka | | | 1134 | SRI | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Pinnagoda, P G Anuhas Suradunu | | | 1202 | SRI | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Wiratunga, Jenith | | | 1556 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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) | | |
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