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Individual Calculations August 2023 |
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| Luo, Wesley Total change: 143.60 | |   |
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| 2nd annual World Open Amateur | Philadelphia, PA | USA | 2023-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1643 | 1490 | 3.50 | 5 | 2.00 | 40 | 80.00 | |
|  Chen, Alan Zishun | | | 1575 | USA | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Li, Mason Jin | | | 1654 | USA | 1.00 | 1 | 0.72 | 40 | 28.80 | |  Chen, Yiming | | | 1656 | USA | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Stevens, Adam Benjamin | | | 1596 | USA | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Mysore, Abhinav Naveen | | | 1733 | USA | 1.00 | 1 | 0.80 | 40 | 32.00 | |
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) | | | | 51st annual World Open - U2200 | Philadelphia, PA | USA | 2023-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1836 | 1490 | 2.50 | 6 | 1.48 | 40 | 59.20 | |
| | Xu, Yuan | | | 2150 | USA | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Martin, Zachary David | | | 1978 | USA | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Jin, David | | | 1649 | USA | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Rana, Oliver | | | 1507 | USA | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Safranek, William | | | 1936 | USA | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Teitelman, Aiden | | | 1797 | USA | 1.00 | 1 | 0.86 | 40 | 34.40 | |
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) | | | | 24th annual Pittsburgh Open - Major | Pittsburgh, PA | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1892 | 1518 | 0.50 | 3 | 0.11 | 40 | 4.40 | |
| | Murthy, Pappu | | | 1850 | USA | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Jayaraman, Arvind | f | | 2119 | IND | 0.00 | 1 | -0.02 | 40 | -0.80 | | | De Dona, Mark | | | 1707 | USA | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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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