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Individual Calculations June 2023 |
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| Chen, Megan Total change: -22.20 | |   |
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| 2023 Arthur Bisguier FIDE Open | Naperville, IL | USA | 2023-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1676 | 1616 | 1.50 | 4 | -0.18 | 20 | -3.60 | |
|  Peterson, Brian | | | 1763 | USA | 0.00 | 1 | -0.30 | 20 | -6.00 | |  Pikus, Matthew Kent | | | 1588 | USA | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Karthikeyan, Arnav | | | 1625 | USA | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Malladi, Sadkrith | | | 1728 | USA | 0.00 | 1 | -0.35 | 20 | -7.00 | |
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) | | | | 2023 Haymarket Memorial - Open | Chicago, IL | USA | 2023-04-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1775 | 1616 | 0.00 | 3 | -0.93 | 20 | -18.60 | |
| | Platnick, Elijah Samuel | | | 1953 | USA | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Li, David Tongjia | | | 1728 | USA | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Aaron, Michael E | | | 1643 | USA | 0.00 | 1 | -0.46 | 20 | -9.20 | |
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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