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Individual Calculations September 2021 |
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| Wu, Eric Sheng Total change: -16.00 | |   |
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| 51st Annual Continental Open - Under 2200 | Sturbridge, Massachusetts | USA | 2021-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1755 | 1857 | 1.50 | 3 | -0.39 | 40 | -15.60 | |
|  Al-Adsani, Sami W | | | 1701 | KUW | 0.00 | 1 | -0.71 | 40 | -28.40 | |  Groff, Jordan | | | 1642 | USA | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Zhou, David Tianyi | | | 1921 | USA | 0.50 | 1 | 0.09 | 40 | 3.60 | |
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) | | | | 53rd Annual Atlantic Open - Major | Reston, Virginia | USA | 2021-08-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1856 | 1857 | 2.50 | 5 | -0.01 | 40 | -0.40 | |
| | Samuelson, Andrew | f | | 2137 | USA | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Blakeman, Cole Forester | | | 1767 | USA | 0.00 | 1 | -0.62 | 40 | -24.80 | | | Peterson, Brian | | | 1915 | USA | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Shoykhet, Benjamin E | | | 1855 | USA | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Slate, Kent | | | 1608 | USA | 1.00 | 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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