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Individual Calculations September 2023 |
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| Le, Phong Tuan Total change: 138.80 | |   |
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| 2nd Annual Beltway Open | Herndon, Virginia | USA | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1746 | 1249 | 2.50 | 5 | 2.24 | 40 | 89.60 | |
|  Ananth, Ananya | | | 1759 | USA | 0.00 | 1 | -0.04 | 40 | -1.60 | |  Kurup, Siddharth Ajay | | | 1801 | USA | 1.00 | 1 | 0.97 | 40 | 38.80 | | | Collier, Philip M | | | 1723 | USA | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Kobily, Mike | | | 1586 | USA | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Srinivasan, Arjun | | | 1860 | USA | 0.50 | 1 | 0.48 | 40 | 19.20 | |
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) | | | | 55th annual Atlantic Open - U2100 | Reston, VA | USA | 2023-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1638 | 1249 | 1.50 | 3 | 1.23 | 40 | 49.20 | |
| | Leszczynski, Philip | | | 1620 | USA | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Stefanello, Michael | | | 1675 | USA | 1.00 | 1 | 0.93 | 40 | 37.20 | | | Balakrishnan, Naveen | | | 1618 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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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