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Individual Calculations September 2023 |
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| Taylor, Timothy W Total change: 0.60 | |   |
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| 2023 Calchess Senior Championship | Berkeley, Ca | USA | 2023-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1701 | 2103 | 4.50 | 5 | -0.06 | 10 | -0.60 | |
|  Katz, Stewart | | | 1703 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Gran, Rahim | | | 1629 | USA | 1.00 | 1 | 0.05 | 10 | 0.50 | | | Del Rosario, Frisco | | | 1708 | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Walder, Michael | | | 1854 | USA | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Bridle, Sam | | | 1610 | USA | 1.00 | 1 | 0.04 | 10 | 0.40 | | | * 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) | | | | 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 |
| 1945 | 2103 | 4.00 | 6 | -0.08 | 10 | -0.80 | |
| | Hasman, Henry Jhon | | | 1703 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Rosario, Salvador | | | 1923 | USA | 0.50 | 1 | -0.24 | 10 | -2.40 | | | Sailer, Mike | | | 2109 | USA | 1.00 | 1 | 0.51 | 10 | 5.10 | | | Ginsburg, Mark | m | | 2291 | USA | 0.50 | 1 | 0.24 | 10 | 2.40 | | | Altucher, James | | | 1776 | USA | 0.00 | 1 | -0.87 | 10 | -8.70 | | | Carey, Michael P | | | 1866 | USA | 1.00 | 1 | 0.20 | 10 | 2.00 | | | * 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) | | | | 13th annual Central California Open - Major | Fresno, CA | USA | 2023-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2063 | 2111 | 2.50 | 4 | 0.20 | 10 | 2.00 | |
| | Molodyk, Mikhail Alexandrovic | | | 1743 | RUS | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Kukavica, Tony | | | 1974 | USA | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Dai, Xuli | | | 2001 | USA | 0.50 | 1 | -0.15 | 10 | -1.50 | | | Wolff, Patrick G | g | | 2533 | USA | 0.50 | 1 | 0.43 | 10 | 4.30 | |
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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