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Individual Calculations November 2023 |
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| Groff, Jordan Total change: 28.80 | |   |
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| 12th annual Hartford Open - Major | Windsor Locks, CT | USA | 2023-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1791 | 1926 | 3.00 | 5 | -0.34 | 20 | -6.80 | |
|  Zhao, Kevin | | | 1653 | USA | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Teitelman, Aiden | | | 1655 | USA | 0.50 | 1 | -0.33 | 20 | -6.60 | |  Thurlow, Ryan G | | | 1892 | USA | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Wong, Wyatt | | | 1913 | USA | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Katsman, David | | | 1844 | USA | 1.00 | 1 | 0.39 | 20 | 7.80 | |
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) | | | | 27th annual Eastern Chess Congress - Premier | Princeton, NJ | USA | 2023-10-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2070 | 1926 | 3.50 | 5 | 1.78 | 20 | 35.60 | |
| | Yang, Maxwell Z | | | 1910 | USA | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Mujumdar, Sameer | | | 2019 | USA | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Ippolito, Dean | m | | 2379 | USA | 1.00 | 1 | 0.94 | 20 | 18.80 | | | Shah, Ansh Milinkumar | | | 2166 | IND | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Paragua, Megan Althea | | wf | 1878 | USA | 1.00 | 1 | 0.43 | 20 | 8.60 | |
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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