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Individual Calculations January 2018 |
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| Lu, Jason Total change: -58.80 | |   |
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| 2017 Marshall Amateur Championship Jerry Simon Memorial | New York, New York | USA | 2017-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1715 | 2001 | 4.00 | 5 | -0.14 | 40 | -5.60 | |
|  Doron-Repa, Maya | | | 1601 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Raparthi, Ankit | | | 1786 | USA | 0.00 | 1 | -0.77 | 40 | -30.80 | | | Hu, Alexander | | | 1601 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Blackwell, Clayton | | | 1767 | USA | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Adelson, Serge | | | 1820 | USA | 1.00 | 1 | 0.26 | 40 | 10.40 | | | * 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) | | | | 101st Edward Lasker Memorial MCC Championship | New York, New York | USA | 2017-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 2001 | 2.00 | 6 | -1.33 | 40 | -53.20 | |
| | Prestia, Paris | | | 1665 | USA | 0.00 | 1 | -0.88 | 40 | -35.20 | | | Boxer, Matthew | | | 1813 | USA | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Sarkar, Justin | m | | 2351 | USA | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Yagiz, Bora | | | 1867 | TUR | 0.00 | 1 | -0.68 | 40 | -27.20 | | | Adelson, Serge | | | 1820 | USA | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Bonin, Jay | m | | 2262 | USA | 0.00 | 1 | -0.18 | 40 | -7.20 | |
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) | | |
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