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Individual Calculations August 2021 |
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| Wang, Ryan R Total change: 19.20 | |   |
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| 49th Annual World Open - Under 2200 | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1853 | 1722 | 4.00 | 7 | 1.71 | 40 | 68.40 | |
|  Villar, Jose | | | 1944 | USA | 0.50 | 1 | 0.28 | 40 | 11.20 | |  Marshall, Calvin | | | 1820 | USA | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Martin, Drew | | | 1802 | USA | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Kareem, Adeniyi | | | 1898 | NGR | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Karell, Leif Kazuo | | | 1865 | USA | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Wasserman, Eddie | | | 1778 | USA | 1.00 | 1 | 0.58 | 40 | 23.20 | | | Books, Muskee | | | 1867 | USA | 0.50 | 1 | 0.19 | 40 | 7.60 | |
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) | | | | 14th Annual Chicago Class - Expert | Wheeling, Illinois | USA | 2021-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1737 | 1722 | 2.00 | 5 | -0.38 | 40 | -15.20 | |
| | Sax, Robert D | | | 1445 | USA | 0.00 | 1 | -0.83 | 40 | -33.20 | | | Aaron, Michael E | | | 1739 | USA | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Markovic, Arandel | | | 1738 | USA | 0.50 | 1 | 0.02 | 40 | 0.80 | | | Starkman, Eric | | | 1791 | USA | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Radermacher, Timothy Jon | | | 1971 | USA | 0.00 | 1 | -0.19 | 40 | -7.60 | |
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) | | | | 22nd Annual Pittsburgh Open - Major | Pittsburgh, Pennsylvania | USA | 2021-07-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1961 | 1722 | 0.00 | 4 | -0.85 | 40 | -34.00 | |
| | Sriniaiyer, Sudarshan | | | 2102 | USA | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Huang, Evan Y | | | 1851 | USA | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Deatrick, Alexander | | | 1958 | USA | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Moturi, Soureesh | | | 1931 | USA | 0.00 | 1 | -0.23 | 40 | -9.20 | |
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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