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Individual Calculations September 2021 |
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| Zhang, Eric J Total change: 24.80 | |   |
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| 2021 DFW FIDE Premier 6 - Premier | Dallas, Texas | USA | 2021-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2053 | 1782 | 1.00 | 3 | 0.45 | 40 | 18.00 | |
|  Javakhadze, Zurabi | m | | 2182 * | GEO | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Amburgy, Ryan | | | 2030 | USA | 0.50 | 1 | 0.31 | 40 | 12.40 | |  Gundam, Rohit | | | 1946 | USA | 0.50 | 1 | 0.22 | 40 | 8.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Houston Summer Championship 2021 | Houston, Texas | USA | 2021-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1638 | 1782 | 3.50 | 5 | 0.17 | 40 | 6.80 | |
| | Meng, Joshua | | | 1480 | USA | 0.50 | 1 | -0.35 | 40 | -14.00 | | | El Awad, Santiago | | | 1972 | USA | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Khasawneh, Faisal | | | 1520 | USA | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Wu, Aaron | | | 1481 | USA | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Walmer, Benjamin | | | 1738 | USA | 1.00 | 1 | 0.44 | 40 | 17.60 | |
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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