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Individual Calculations August 2021 |
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| Tahmassebi, Bijan Total change: 75.60 | |   |
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| 49th Annual World Open - Open | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2279 | 2105 | 4.50 | 9 | 1.89 | 40 | 75.60 | |
|  Yoo, Christopher Woojin | m | | 2479 | USA | 1.00 | 1 | 0.90 | 40 | 36.00 | |  Chandran, Kapil | f | | 2383 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Zhao, Ian | f | | 2347 | CAN | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Kumar, Nikhil | f | | 2302 | USA | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Wagner, Richard B | | | 1934 | USA | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Lapan, Dan | | | 2220 | USA | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Aaron, Deepak | | | 2262 | USA | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Ahlborg, John | | | 2224 | USA | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Bartell, Thomas | m | | 2360 | USA | 0.00 | 1 | -0.19 | 40 | -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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