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Individual Calculations December 2023 |
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| Pakh, Alex Total change: -14.60 | |   |
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| Marshall Thursday Open 7 | New York, NY | USA | 2023-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1574 | 1905 | 1.00 | 1 | 0.12 | 20 | 2.40 | |
|  McMichael, Alan | | | 1574 | USA | 1.00 | 1 | 0.12 | 20 | 2.40 | |
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) | | | | Marshall Monday FIDE 21 Round 4-6 | New York, NY | USA | 2023-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1877 | 1905 | 0.00 | 1 | -0.54 | 20 | -10.80 | |
|  Miller, Rachel | c | wm | 1877 | JAM | 0.00 | 1 | -0.54 | 20 | -10.80 | |
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) | | | | 54th annual National Chess Congress - Premier | Philadelphia, PA | USA | 2023-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1925 | 1897 | 2.00 | 5 | -0.31 | 20 | -6.20 | |
| | Martin, Zachary David | | | 1934 | USA | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Farberov, Maxim | | | 1908 | USA | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Wu, William | | | 1971 | USA | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Kozower, Ethan | | | 1857 | USA | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Luger, John | | | 1954 | USA | 0.50 | 1 | 0.08 | 20 | 1.60 | |
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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