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Individual Calculations February 2023 |
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| He, Samuel Total change: 16.80 | |   |
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| 32nd annual North American Open - U2100 | Paradise, Nevada | USA | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1417 | 1660 | 2.50 | 4 | -0.69 | 40 | -27.60 | |
|  Janapareddy, Seshasri Ananya | | | 1437 | USA | 1.00 | 1 | 0.22 | 40 | 8.80 | |  Yang, Lefan | | | 1366 | CAN | 0.00 | 1 | -0.85 | 40 | -34.00 | | | Zhou, Greg | | | 1522 | USA | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Wongso, Merissa | | | 1342 | USA | 0.50 | 1 | -0.37 | 40 | -14.80 | |
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) | | | | 2022-23 Northern Virginia Open - Championship | Dulles, Virginia | USA | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1650 | 1664 | 0.50 | 2 | -0.54 | 40 | -21.60 | |
| | Xiong, Lang Leo | | | 1851 | USA | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Amin, Tariq M | | | 1448 | USA | 0.50 | 1 | -0.28 | 40 | -11.20 | |
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) | | | | 55th annual Liberty Bell Open - Major | Philadelphia, PA | USA | 2023-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1897 | 1664 | 2.50 | 4 | 1.65 | 40 | 66.00 | |
| | Regam, Jessica | | wf | 1894 | USA | 1.00 | 1 | 0.79 | 40 | 31.60 | | | Farberov, Maxim | | | 1906 | USA | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Dona, Luca | | | 1993 | USA | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Zlotchevsky, Nicole | | | 1794 | USA | 0.50 | 1 | 0.18 | 40 | 7.20 | |
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) | | |
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