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Individual Calculations December 2023 |
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| Guo, Yanfeng Total change: -58.80 | |   |
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| 18th annual Los Angeles Open - Major | Irvine, CA | USA | 2023-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1738 | 1935 | 2.00 | 3 | -0.21 | 40 | -8.40 | |
|  Danduprolu, Ridhi Varma | | | 1599 | USA | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Huang, Terry Tianyi | | | 1741 | USA | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Bhaduri, Neil S | | | 1874 | USA | 0.00 | 1 | -0.58 | 40 | -23.20 | |
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) | | | | 58th American Open - Under2200 | Garden Grove, California | USA | 2023-11-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1629 | 1935 | 4.50 | 7 | -1.26 | 40 | -50.40 | |
| | Wang, Darren | | | 1478 | USA | 1.00 | 1 | 0.05 | 40 | 2.00 | | | Seelam, Naga Laxmi | | | 1535 * | IND | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Tang, Owen | | | 1508 | USA | 1.00 | 1 | 0.07 | 40 | 2.80 | | | Maheshwari, Vedant | | | 1882 | USA | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Sherwood, Forest J | | | 1606 | USA | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Creger V, Leo | | | 1879 | USA | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Hsiao, Oliver | | | 1512 | USA | 1.00 | 1 | 0.07 | 40 | 2.80 | | | * 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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