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Individual Calculations August 2024 |
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| Carey, Michael P Total change: -0.80 | |   |
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| 18th Annual Philadelphia Open - U2100 | Philadelphia, PA | USA | 2024-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1714 | 1912 | 3.50 | 5 | -0.26 | 20 | -5.20 | |
|  Abhilash, Alen Kurian | | | 1770 | USA | 1.00 | 1 | 0.31 | 20 | 6.20 | |  Parripati, Tanay | | | 1774 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Yang, Lucas | | | 1703 | USA | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Kalinichev, Stepan | | | 1605 | RUS | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Katipoglu, Engin | | | 1718 | TUR | 0.50 | 1 | -0.25 | 20 | -5.00 | |
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) | | | | 14th Annual World Open Senior Amateur | Philadelphia, PA | USA | 2024-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1786 | 1915 | 1.50 | 3 | -0.52 | 20 | -10.40 | |
| | Braun, Jason | | | 1807 | USA | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Huddleston, James Douglas | | | 1844 | USA | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Ladson, Preston | | | 1707 | USA | 0.50 | 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) | | | | 2024 U.S. Senior Open Championship: Open Section | Northbrook, IL | USA | 2024-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1970 | 1915 | 3.00 | 5 | 0.74 | 20 | 14.80 | |
| | Cohen, Fredric S | | | 1765 | USA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Mitkov, Nikola | g | | 2315 * | MKD | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Murray, William | | | 1837 | USA | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Altucher, James | | | 1880 | USA | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Angelov, Angel Yosifov | | | 2052 | BUL | 0.00 | 1 | -0.32 | 20 | -6.40 | | | * 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) | | |
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