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Individual Calculations January 2023 |
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| Martin, Sam B Total change: 166.00 | |   |
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| 53rd annual National Chess Congress - Premier | Philadelphia, PA | USA | 2022-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2145 | 1901 | 4.00 | 6 | 2.73 | 40 | 109.20 | |
|  Shah, Ansh Milinkumar | | | 2184 | IND | 1.00 | 1 | 0.84 | 40 | 33.60 | |  Rychkov, Roman | | | 2038 | USA | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Bartell, Thomas | m | | 2344 | USA | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Girsh, Daniel | | | 2110 | USA | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Garcia, Erick Gumersindo | | | 2146 | USA | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Kis, Lorand Bela | | | 2048 | USA | 1.00 | 1 | 0.70 | 40 | 28.00 | |
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) | | | | 37th annual Eastern Open - Premier | Arlington, VA | USA | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2038 | 1901 | 3.50 | 6 | 1.42 | 40 | 56.80 | |
| | Bartell, Thomas | m | | 2342 | USA | 1.00 | 1 | 0.94 | 40 | 37.60 | | | Samuelson, Andrew | f | | 2114 | USA | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Girsh, Daniel | | | 2122 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Rychkov, Roman | | | 2035 | USA | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Pillai, Adithya | | | 1877 | USA | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Xiong, Lang Leo | | | 1737 | USA | 1.00 | 1 | 0.28 | 40 | 11.20 | |
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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