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Individual Calculations November 2023 |
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| Christiansen, Natasha C Total change: -5.20 | |   |
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| 13th annual Washington Chess Congress - U2200 | Reston, VA | USA | 2023-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1622 | 1563 | 1.00 | 3 | -0.26 | 20 | -5.20 | |
|  Karell, Leif Kazuo | | | 1550 | USA | 0.50 | 1 | -0.02 | 20 | -0.40 | |  Chang, Leo | | | 1605 | USA | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Lin, Benjamin Gu | | | 1710 | USA | 0.00 | 1 | -0.30 | 20 | -6.00 | |
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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