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Individual Calculations September 2021 |
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| Murray, William Total change: -5.40 | |   |
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| Castle FIDE - Premiere August 2021 | Bloomington, Minnesota | USA | 2021-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1822 | 1915 | 2.50 | 4 | 0.05 | 20 | 1.00 | |
|  Lee, Alice Teresa | | wc | 1994 | USA | 0.00 | 1 | -0.39 | 20 | -7.80 | |  Chaudhary, Jay | | | 1905 | USA | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Ram, Samarth | | | 1652 | USA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Wasserman, Edward | | | 1737 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | |
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) | | | | 2021 Des Moines Open | Des Moines, Iowa | USA | 2021-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1774 | 1915 | 3.00 | 5 | -0.32 | 20 | -6.40 | |
| | Popov, Sergey | | | 1580 | USA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Kosokin, Valeriy | | | 2158 | UZB | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Divanovic, Edin | | | 1568 | USA | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Pregon, Joseph Jeffery | | | 1826 | USA | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Tran, Luke M | | | 1736 | USA | 0.50 | 1 | -0.23 | 20 | -4.60 | |
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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