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Individual Calculations October 2021 |
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| Amburgy, Ryan Total change: 37.60 | |   |
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| 87th Annual Southwest Open - Open | Irving, Texas | USA | 2021-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 2065 | 5.00 | 6 | 1.29 | 40 | 51.60 | |
|  Moerlien, Puwit Sky | | | 1665 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Revellon, Lucas | | | 1728 | USA | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Carvajal, Cristian R | | | 1957 | CHI | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Preotu, Razvan | g | | 2465 * | CAN | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Rorrer, Grayson | | | 2202 | USA | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Nandhakumar, Vaseegaran | | | 1757 | USA | 1.00 | 1 | 0.14 | 40 | 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) | | | | 2021 Texas Fall Open | Westlake, Texas | USA | 2021-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1995 | 2065 | 2.50 | 5 | -0.35 | 40 | -14.00 | |
| | Mao, Andrew Sun-Rong | | | 1787 | USA | 0.00 | 1 | -0.83 | 40 | -33.20 | | | Dai, George J | | | 1691 | USA | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Liu, Eric Chang | | | 2000 | USA | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Chen, Ryo Wenyu | | | 2324 | USA | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Oberoi, Shelev | | | 2175 | USA | 0.00 | 1 | -0.35 | 40 | -14.00 | |
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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