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Individual Calculations August 2022 |
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| Marshall, Calvin Total change: -12.40 | |   |
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| 50th Annual World Open - Under 2200 | Philadelphia, Pennsylvania | USA | 2022-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1815 | 1785 | 3.00 | 7 | -0.18 | 20 | -3.60 | |
|  Nguyen, James L | | | 1992 | USA | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Carlson, Joaquin | | | 1859 | USA | 0.00 | 1 | -0.40 | 20 | -8.00 | |  Nochomovitz, Yigal | | | 1515 | USA | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Kurup, Siddharth Ajay | | | 1488 | USA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Ren, Jesse | | | 1912 | USA | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Rabin, Evan Z | | | 2065 | USA | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Su, Kenneth | | | 1874 | USA | 0.50 | 1 | 0.12 | 20 | 2.40 | |
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) | | | | 2nd Annual Joe Yun Memorial | Akron, OH | USA | 2022-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1825 | 1785 | 0.00 | 1 | -0.44 | 20 | -8.80 | |
| | Demetruk, David E | | | 1825 | USA | 0.00 | 1 | -0.44 | 20 | -8.80 | |
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) | | |
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