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Individual Calculations January 2023 |
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| Ladson, Preston Total change: 27.60 | |   |
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| 53rd annual National Chess Congress - U2000 | Philadelphia, PA | USA | 2022-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1487 | 1455 | 3.00 | 5 | 0.69 | 40 | 27.60 | |
|  Field, Lila | | | 1367 | USA | 0.50 | 1 | -0.12 | 40 | -4.80 | |  Han, Leqi | | | 1535 | USA | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Abhilash, Alen Kurian | | | 1518 | USA | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Jain, Mannat Vikramaditya | | | 1313 | IND | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Papanek, Ella Sharpe | | | 1700 | USA | 0.00 | 1 | -0.20 | 40 | -8.00 | |
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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