Individual Calculations January 2020 |
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Gu, Crystal Total change: 15.20 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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55th Annual American Open - U2200 | Costa Mesa, California | USA | 2019-11-28 |
Rc | Ro | w | n | change | K | K*chg | Game |
1661 | 1363 | 1.00 | 4 | 0.38 | 40 | 15.20 | |
| Vu, Leonard | | | 1755 | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | Bednarz, Bernard | | | 1721 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | | Jiang, Leo | | | 1583 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | | Chen, Aidan | | | 1585 | USA | 0.50 | 1 | 0.28 | 40 | 11.20 | | 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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