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Individual Calculations September 2023 |
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| Tao, Sihan Total change: -24.15 | |   |
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| 43rd Annual Lina Grumette Memorial | VAN NUYS, CA | USA | 2023-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1698 | 2000 | 3.50 | 6 | -1.59 | 35 | -55.65 | |
|  Golchin, Kevin | | | 1677 | USA | 0.50 | 1 | -0.37 | 35 | -12.95 | |  Wang, Leo Q | | | 1600 * | USA | 0.00 | 1 | -0.92 | 35 | -32.20 | | | She, Byron | | | 1816 | USA | 0.50 | 1 | -0.24 | 35 | -8.40 | | | Anil, Vishal | | | 1670 | USA | 1.00 | 1 | 0.12 | 35 | 4.20 | | | Liu, Angela | | | 1763 | USA | 0.50 | 1 | -0.30 | 35 | -10.50 | | | Guo, Felix | | | 1664 | USA | 1.00 | 1 | 0.12 | 35 | 4.20 | | | * 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) | | | | 13th Annual Barber National Tournament of Middle School State Champions | Grand Rapids, Michigan | USA | 2023-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1896 | 2090 | 3.50 | 5 | -0.16 | 35 | -5.60 | |
| | Raman, Arjun | | | 1872 | USA | 1.00 | 1 | 0.22 | 35 | 7.70 | | | Ren, Jesse | | | 2075 | USA | 0.50 | 1 | -0.02 | 35 | -0.70 | | | Feng, Eric Z | | | 1989 | USA | 0.00 | 1 | -0.64 | 35 | -22.40 | | | Kodihalli, Kaustubh | | | 1708 | USA | 1.00 | 1 | 0.09 | 35 | 3.15 | | | Nair, Advait | | | 1837 | USA | 1.00 | 1 | 0.19 | 35 | 6.65 | |
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 14 Open | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 2182 | 7.50 | 9 | 1.06 | 35 | 37.10 | |
| | Monroy Lopez, Gustavo Adolfo | | | 1782 * | GUA | 1.00 | 1 | 0.08 | 35 | 2.80 | | | Colville, Julian | | | 1759 | USA | 1.00 | 1 | 0.07 | 35 | 2.45 | | | Zaragoza Alanis, Miguel Arnulfo | | | 1896 | MEX | 1.00 | 1 | 0.16 | 35 | 5.60 | | | Li, Michael | | | 1937 | USA | 0.50 | 1 | -0.30 | 35 | -10.50 | | | Wang, Isaac | | | 2401 | USA | 1.00 | 1 | 0.78 | 35 | 27.30 | | | Ho, Cooper | | | 2039 | USA | 1.00 | 1 | 0.31 | 35 | 10.85 | | | Lin, Leo | | | 2087 | CAN | 0.50 | 1 | -0.13 | 35 | -4.55 | | | Yan, Nathan | | | 2129 | USA | 0.50 | 1 | -0.07 | 35 | -2.45 | | | Suarez, Sebastian | | | 1894 | USA | 1.00 | 1 | 0.16 | 35 | 5.60 | | | * 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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