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Individual Calculations July 2023 |
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| Welch, Mason Total change: -2.80 | |   |
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| 2023 National Open - Under 2300 | Las Vegas, NV | USA | 2023-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1820 | 1595 | 1.50 | 6 | -0.07 | 40 | -2.80 | |
|  Carr, Jay | | | 1708 | USA | 0.50 | 1 | 0.15 | 40 | 6.00 | |  Bhaduri, Neil | | | 1894 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Ortega, Anthony | | | 2198 | USA | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Wen, Kally | | wc | 1762 | USA | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Coy, Matthew M | | | 1766 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Chen, Mark | | | 1592 | USA | 0.00 | 1 | -0.50 | 40 | -20.00 | |
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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