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Individual Calculations September 2023 |
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| Joelson, Daniel Total change: -67.60 | |   |
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| 2023 Sheridan WY Fide Open | SHERIDAN, WY | USA | 2023-05-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2202 | 2129 | 0.00 | 2 | -0.83 | 40 | -33.20 | |
|  McConnell, Sullivan | | | 2037 | USA | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Fishbein, Alexander | g | | 2366 | USA | 0.00 | 1 | -0.20 | 40 | -8.00 | |
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) | | | | 6th Annual Irwin National Tournament of Senior State Champions | Grand Rapids, Michigan | USA | 2023-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2160 | 2129 | 1.00 | 4 | -0.86 | 40 | -34.40 | |
| | Fedorowicz, John P | g | | 2388 | USA | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Torres, Javier Antonio | f | | 2149 | USA | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Land, Chris K | f | | 2123 | USA | 0.50 | 1 | -0.01 | 40 | -0.40 | |  Gibbins, Wilson K | | | 1981 | USA | 0.50 | 1 | -0.20 | 40 | -8.00 | |
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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