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Individual Calculations February 2022 |
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| Bader, Jeremy Total change: 25.80 | |   |
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| 31st Annual North American Open - Under 2100 | Las Vegas, Nevada | USA | 2021-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1842 | 1751 | 3.50 | 6 | 1.23 | 20 | 24.60 | |
|  Yu, Avery | | | 1379 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Taylor, Michael | | | 1893 | USA | 0.50 | 1 | 0.19 | 20 | 3.80 | |  Starkman, Eric | | | 1810 | USA | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Gradsky, Benjamin Michael | | | 2127 | USA | 1.00 | 1 | 0.91 | 20 | 18.20 | | | Tabor, Kai | | | 1954 | USA | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Shapiro-Erciyas, A | | | 1891 | USA | 0.00 | 1 | -0.31 | 20 | -6.20 | |
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) | | | | 10th Annual Boston Chess Congress - Under 2100 | Boston, Massachusetts | USA | 2022-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1565 | 1751 | 3.00 | 3 | 0.87 | 20 | 17.40 | |
| | Wagner, Camden I | | | 1351 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Amar, Benjamin | | | 1584 | USA | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Feng, Victor | | | 1759 | USA | 1.00 | 1 | 0.51 | 20 | 10.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 15th Annual Golden State Open - Under 2100 | Concord, California | USA | 2022-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1531 | 1751 | 4.50 | 7 | -0.81 | 20 | -16.20 | |
| | Chinni, Rishabh | | | 1401 | USA | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Wu, Jayden | | | 1351 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mahooti, James J | | | 1575 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Boldi, Nicholas Armen | | | 1669 | USA | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Melville, Cailen | | | 1723 | USA | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Hao, Max | | | 1506 | USA | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Zhou, Tony | | | 1492 | USA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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