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Individual Calculations July 2022 |
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| Lu, Yiding Total change: 60.80 | |   |
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| 31st Annual Chicago Open - Under 2300 | Wheeling, Illinois | USA | 2022-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1930 | 1739 | 4.00 | 7 | 2.22 | 40 | 88.80 | |
|  Platnick, Elijah Samuel | | | 1935 | USA | 1.00 | 1 | 0.75 | 40 | 30.00 | |  Zhang, Alex | | | 1870 | USA | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Radermacher, Timothy Jon | | | 1976 | USA | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Bui, Alan | | | 1871 | CAN | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Wahl, Jackson B | | | 2008 | USA | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Ho, Cooper | | | 1870 | USA | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Szpisjak, Steven J | | | 1979 | USA | 0.50 | 1 | 0.30 | 40 | 12.00 | |
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) | | | | PNWCC FIDE Open - SOS (Summer of Seattle) - Mt. Baker | Redmond, Washington | USA | 2022-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1684 | 1739 | 1.50 | 4 | -0.70 | 40 | -28.00 | |
| | Liu, Erik | | | 1621 | USA | 0.50 | 1 | -0.16 | 40 | -6.40 | | | Wang, Ted | | | 1353 | USA | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Kona, Vidip Kumar | | | 1786 | USA | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Gavrish, Leonid | | | 1977 | UKR | 0.00 | 1 | -0.20 | 40 | -8.00 | |
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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