Individual Calculations November 2023 |
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O`brien, Matthew J Total change: 8.40 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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27th annual Eastern Chess Congress - Premier | Princeton, NJ | USA | 2023-10-27 |
Rc | Ro | w | n | change | K | K*chg | Game |
1987 | 2146 | 2.50 | 3 | 0.42 | 20 | 8.40 | |
| Regam, Jessica | | wf | 1884 | USA | 1.00 | 1 | 0.18 | 20 | 3.60 | | Young, Ryan | | | 1897 | USA | 1.00 | 1 | 0.19 | 20 | 3.80 | | Pang, Qi | | | 2179 | USA | 0.50 | 1 | 0.05 | 20 | 1.00 | | 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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