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Individual Calculations September 2023 |
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| Senft, Sean Total change: -38.80 | |   |
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| 10th Annual Potomac Open - Championship | Rockville, MD | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2019 | 2160 | 3.00 | 5 | -0.45 | 20 | -9.00 | |
|  Wu, William | | | 2029 | USA | 1.00 | 1 | 0.32 | 20 | 6.40 | |  Clancy, Daniel | | | 2010 | USA | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Chabris, Christopher F | c | | 2051 | USA | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Samuelson, Andrew | f | | 2006 | USA | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Su, Jasmine Zhixin | | | 1998 | USA | 0.50 | 1 | -0.21 | 20 | -4.20 | |
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) | | | | 10th Annual Washington International - Championship | Rockville, MD | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2246 | 2146 | 0.00 | 4 | -1.49 | 20 | -29.80 | |
| | Fishbein, Alexander | g | | 2363 | USA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Tanenbaum, Zachary | c | | 2279 | USA | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Lin, Andy | f | | 2334 | USA | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Talwalkar, Vedant | | | 2008 | USA | 0.00 | 1 | -0.69 | 20 | -13.80 | |
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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