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Individual Calculations September 2021 |
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| Vasquez, Marcus Total change: -68.00 | |   |
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| 26th Annual Pacific Coast Open - Under 2100 | Van Nuys, California | USA | 2021-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1555 | 1637 | 1.00 | 3 | -0.83 | 40 | -33.20 | |
|  Chen, Megan | | | 1513 | USA | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Wang, Jacob S | | | 1504 | USA | 0.50 | 1 | -0.18 | 40 | -7.20 | |  Xu, Jayden | | | 1649 | USA | 0.50 | 1 | 0.02 | 40 | 0.80 | |
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) | | | | 11th Annual Central California Open - Under 2100 | Fresno, California | USA | 2021-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1538 | 1637 | 1.00 | 3 | -0.87 | 40 | -34.80 | |
| | Trimbach, Daniel F | | | 1734 | USA | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Meiyappan, Kavya | | | 1386 | USA | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Chen, Jocelyn | | | 1493 | USA | 0.00 | 1 | -0.69 | 40 | -27.60 | |
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) | | |
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