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Individual Calculations February 2023 |
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| Boucher, Logan Total change: 30.40 | |   |
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| 11th annual Boston Chess Congress - U2100 Section | Boston MA | USA | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1611 | 1827 | 3.00 | 3 | 0.76 | 40 | 30.40 | |
|  Christiansen, Natasha C | | wc | 1601 | USA | 1.00 | 1 | 0.21 | 40 | 8.40 | |  Chovanec, Alice | | | 1427 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Rebano, Mario | | | 1806 | PHI | 1.00 | 1 | 0.47 | 40 | 18.80 | | | * 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) | | |
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