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Individual Calculations January 2023 |
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| De Lellis, Pietro Total change: -66.00 | |   |
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| 53rd annual National Chess Congress - 1800-2199 | Philadelphia, PA | USA | 2022-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1648 | 1674 | 1.50 | 6 | -1.63 | 40 | -65.20 | |
|  Schenk, Sam | | | 1805 | USA | 0.50 | 1 | 0.18 | 40 | 7.20 | |  Siamon, David | | | 1955 | USA | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Desai, Ved Jignesh | | | 1536 | USA | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Herman, Geoffrey | | | 1785 | USA | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Field, Rowan Soraya | | | 1534 | USA | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Leitzell, Jack Cameron | | | 1274 * | USA | 0.00 | 1 | -0.92 | 40 | -36.80 | | | * 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) | | | | 37th annual Eastern Open - U2200 | Arlington, VA | USA | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1632 | 1700 | 3.00 | 5 | -0.02 | 40 | -0.80 | |
| | Wang, Freyr | | | 1525 | USA | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Deng, Michael | | | 1492 | USA | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Ilnytsky, Alexander | | | 2050 | USA | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Sriram, Pragyan | | | 1541 | IND | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Lin, Benjamin Gu | | | 1553 | USA | 1.00 | 1 | 0.30 | 40 | 12.00 | |
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) | | |
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