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Individual Calculations July 2023 |
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| Mackinnon, Keith Total change: -50.80 | |   |
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| 2023 National Open | Las Vegas, NV | USA | 2023-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1949 | 2205 | 4.50 | 9 | -2.54 | 20 | -50.80 | |
|  Gartland, James | | | 1746 | USA | 0.00 | 1 | -0.95 | 20 | -19.00 | |  Loadman, Ian | | | 1907 | CAN | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Yin, Evan | | | 1761 | USA | 1.00 | 1 | 0.06 | 20 | 1.20 | | | Timergazi, Layla | | wm | 1983 | NZL | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Jiang, Lucas | | | 2352 | USA | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Herman, Daniel | | | 1956 | USA | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Gangavarapu, Sreekar | | | 2011 | USA | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Coyne, Theodore | | | 2021 | USA | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Singh, Siddharth | | | 1805 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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