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Individual Calculations September 2023 |
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| Dong, Kyle Qiyu Total change: -40.30 | |   |
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| June 2023 Marshall Premier | New York, NY | USA | 2023-06-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 1884 | 2.00 | 5 | -0.03 | 31 | -0.93 | |
|  Bortnyk, Mykola | m | | 2427 | UKR | 0.00 | 1 | -0.03 | 31 | -0.93 | |  Wong, Wyatt | | | 1537 | USA | 1.00 | 1 | 0.11 | 31 | 3.41 | | | Ye, Stephen | | | 1847 | USA | 1.00 | 1 | 0.45 | 31 | 13.95 | | | Espinosa, Pedro | c | | 2233 | USA | 0.00 | 1 | -0.11 | 31 | -3.41 | | | Ho, Carter | | | 1917 | USA | 0.00 | 1 | -0.45 | 31 | -13.95 | |
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) | | | | July 2023 Marshall Premier | New York, NY | USA | 2023-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1824 | 1858 | 1.50 | 5 | -1.24 | 31 | -38.44 | |
| | Berg, George | | | 1789 | USA | 0.00 | 1 | -0.60 | 31 | -18.60 | | | Arthur, Brian | | | 1834 | USA | 0.00 | 1 | -0.53 | 31 | -16.43 | | | Field, Rowan | | | 1858 | USA | 1.00 | 1 | 0.50 | 31 | 15.50 | | | Ye, Stephen | | | 1847 | USA | 0.00 | 1 | -0.52 | 31 | -16.12 | | | Tripodi, Matthew | | | 1791 | USA | 0.50 | 1 | -0.09 | 31 | -2.79 | |
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) | | | | August 2023 Marshall Premier | New York, NY | USA | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1981 | 1830 | 2.50 | 5 | 0.76 | 31 | 23.56 | |
| | Ray, Sarathi | | | 1896 | USA | 1.00 | 1 | 0.59 | 31 | 18.29 | | | Chen, Justin | f | | 2376 | USA | 0.00 | 1 | -0.03 | 31 | -0.93 | | | Miller, Rachel | c | wm | 1887 | JAM | 1.00 | 1 | 0.58 | 31 | 17.98 | | | Chen, Derek Li | | | 1891 | USA | 0.00 | 1 | -0.42 | 31 | -13.02 | | | Venkatesh, Narayan | | | 1856 | USA | 0.50 | 1 | 0.04 | 31 | 1.24 | |
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) | | | | XXXIII Pan-American Youth Chess Festival - Under 10 Open | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1536 | 1830 | 5.00 | 7 | -0.79 | 31 | -24.49 | |
| | Fang, Zelin | | | 1431 | USA | 1.00 | 1 | 0.08 | 31 | 2.48 | | | Yondon, Odbayar | | | 1653 | USA | 0.00 | 1 | -0.73 | 31 | -22.63 | | | Lopez Fuentes, Andre Nicolas | | | 1430 * | MEX | 1.00 | 1 | 0.08 | 31 | 2.48 | | | Goodrich, Elliott | | | 1676 | USA | 1.00 | 1 | 0.29 | 31 | 8.99 | | | Radhakrishnan, Sharath | | | 1710 | USA | 0.00 | 1 | -0.66 | 31 | -20.46 | | | Jani, Aakash | | | 1452 | USA | 1.00 | 1 | 0.09 | 31 | 2.79 | | | Mutyalapati, Modith | | | 1397 | CAN | 1.00 | 1 | 0.06 | 31 | 1.86 | | | * 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) | | |
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