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Individual Calculations September 2023 |
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| Hyland, Mark Daniel Total change: -54.00 | |   |
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| 2023 Independence Day Open - Premier | Dulles, VA | USA | 2023-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1917 | 1895 | 1.50 | 4 | -0.41 | 20 | -8.20 | |
|  Darmanovic, Srdjan | | | 2170 | MNE | 0.50 | 1 | 0.33 | 20 | 6.60 | |  Clancy, Daniel | | | 1990 | USA | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Wang, William | | | 1790 | USA | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Baim, Elvin | | | 1718 | AZE | 0.00 | 1 | -0.73 | 20 | -14.60 | |
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) | | | | 10th Annual Potomac Open - U2200 | Rockville, MD | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1699 | 1912 | 1.50 | 3 | -0.80 | 20 | -16.00 | |
| | Chen, George Yiming | | | 1656 | USA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Power, Sean K | | | 1667 | USA | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Zhuang, Kyle | | | 1773 | USA | 0.00 | 1 | -0.69 | 20 | -13.80 | |
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) | | | | 10th Annual Washington International - Premier | Rockville, MD | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1744 | 1880 | 2.50 | 6 | -1.49 | 20 | -29.80 | |
| | Phadke, Viraj Sharad | | | 1495 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Diao, Matthew Guo | | | 1799 | USA | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Farberov, Maxim | | | 1874 | USA | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Zhuang, Kyle | | | 1809 | USA | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Kurup, Siddharth Ajay | | | 1801 | USA | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Muthukumaran, Gurru | | | 1686 | USA | 0.00 | 1 | -0.75 | 20 | -15.00 | |
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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