|
Individual Calculations July 2023 |
|
|
|
| Zeng, Sheena Total change: -14.20 | |   |
|
| 32nd annual Chicago Open - U2300 Section | Wheeling, IL | USA | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1883 | 1932 | 5.00 | 7 | 1.04 | 20 | 20.80 | |
|  Chinni, Rishabh | | | 1733 | USA | 1.00 | 1 | 0.24 | 20 | 4.80 | |  Tang, Austin | | | 1961 | USA | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Rivedal, Andrew | | | 1793 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Shih, Matthew | | | 1980 | USA | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Wen, Yili | | | 1990 | CHN | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Steincamp, Isaac Kaito | | | 1899 | USA | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Liang, Ethan Y | | | 1825 | USA | 1.00 | 1 | 0.35 | 20 | 7.00 | |
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) | | | | 2023 National Open - Under 2300 | Las Vegas, NV | USA | 2023-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1670 | 1932 | 3.00 | 6 | -1.75 | 20 | -35.00 | |
| | Coy, Matthew M | | | 1766 | USA | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Krishnan, Saatvik | | | 1859 | USA | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Zhuge, Katherine | | | 1440 | USA | 1.00 | 1 | 0.04 | 20 | 0.80 | | | Vellore, Inay | | | 1532 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jin, David | | | 1650 | USA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Zhu, Alexander | | | 1770 | USA | 0.00 | 1 | -0.71 | 20 | -14.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | |
|
