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Rapid:
Individual Calculations February 2018 |
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| Alwis, K Chanula Chanketh Total change: -2.40 | |   |
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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 |
| 1206 | 1074 | 1.50 | 5 | -0.12 | 20 | -2.40 | |
|  Indusara, M G Janitha | | | 1294 | SRI | 0.00 | 1 | -0.22 | 20 | -4.40 | |  Samaranayaka, M L G | | | 1166 | SRI | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Arunakirinathan, Aruthran | | | 1235 | SRI | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Wijerathne, L M S D | | | 1161 | SRI | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Perera, M N Akash | | | 1174 | SRI | 0.00 | 1 | -0.36 | 20 | -7.20 | |
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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