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Individual Calculations December 2023 |
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| Tang, Owen Total change: 92.40 | |   |
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| 18th annual Los Angeles Open - U2100 | Irvine, CA | USA | 2023-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1530 | 1508 | 1.50 | 3 | 0.09 | 40 | 3.60 | |
|  Bagdasarian, Ararat | | | 1550 | USA | 0.00 | 1 | -0.44 | 40 | -17.60 | |  Fan, Shengjie | | | 1615 | USA | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Flavin, Finnegan | | | 1424 | USA | 1.00 | 1 | 0.38 | 40 | 15.20 | |
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) | | | | 58th American Open - Under2200 | Garden Grove, California | USA | 2023-11-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1767 | 1508 | 4.00 | 8 | 2.22 | 40 | 88.80 | |
| | Raterman, Leo | | | 2094 | USA | 1.00 | 1 | 0.98 | 40 | 39.20 | | | Wang, Leo Q | | | 1719 | USA | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Guo, Yanfeng | | | 1935 | USA | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Akopian, Robert | | | 1853 | USA | 1.00 | 1 | 0.89 | 40 | 35.60 | | | Wang, Yuqi | | | 1608 | USA | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Chang, Jerry | | | 1637 | USA | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Huang, Terry Tianyi | | | 1741 | USA | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Wang, Jacob S | | | 1545 | USA | 0.50 | 1 | 0.05 | 40 | 2.00 | |
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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