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Rapid:
Individual Calculations June 2019 |
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| Xiao, Lucas Total change: 12.60 | |   |
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| Summit Junior Chess Rapid May-19 | Auckland | NZL | 2019-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1281 | 1252 | 2.50 | 4 | 0.63 | 20 | 12.60 | |
|  Weng, Xintong (winston) | | | 1511 | NZL | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Qin, James Zhaojin | | | 1178 | NZL | 1.00 | 1 | 0.40 | 20 | 8.00 | |  Yuan, Jacob | | | 1274 | NZL | 0.50 | 1 | 0.03 | 20 | 0.60 | | | Cai, Vincent | | | 1161 | NZL | 1.00 | 1 | 0.38 | 20 | 7.60 | |
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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