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Individual Calculations December 2021 |
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| Hu, Alexander C Total change: -30.80 | |   |
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| 26th Annual Northeast Open - Major | Stamford, Connecticut | USA | 2021-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1936 | 2013 | 2.50 | 5 | -0.54 | 40 | -21.60 | |
|  Corrales Jimenez, Fidel | g | | 2413 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Ciardi, John Angelo | | | 2015 | USA | 0.00 | 1 | -0.50 | 40 | -20.00 | | | Christiansen, Natasha C | | wc | 1748 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Goktepe, Derin | | | 1751 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Feng, Andrew T | | | 1751 | USA | 0.50 | 1 | -0.32 | 40 | -12.80 | | | * 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) | | | | Niagara Falls Open - Major | Niagara Falls, New York | USA | 2021-11-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2109 | 2013 | 1.00 | 3 | -0.23 | 40 | -9.20 | |
| | Deatrick, Alexander | | | 1988 | USA | 0.00 | 1 | -0.53 | 40 | -21.20 | | | Deleo, Preston C | | | 1925 | USA | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Song, Michael | m | | 2413 * | CAN | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | |
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