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Rapid:
Individual Calculations May 2018 |
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| Upachan, Songkasem Total change: -53.00 | |   |
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| Asian Youth Chess 2018, Open U12 Rapid | Chiang Mai | THA | 2018-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1264 | 1547 | 1.50 | 5 | -2.65 | 20 | -53.00 | |
|  Phomsong, Wayu | | | 1166 | THA | 0.00 | 1 | -0.91 | 20 | -18.20 | |  Kong, Steven Chun-Shing | | | 1304 | HKG | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Piyathumawuttikul, Kantapat | | | 1295 | THA | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Weerapan, Phumrapee | | | 1185 | THA | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Gunarathne, Senila Amaneth | c | | 1371 | SRI | 0.00 | 1 | -0.73 | 20 | -14.60 | |
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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