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Individual Calculations December 2021 |
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| Lenderman, Aleksandr Total change: -2.80 | |   |
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| 2021 New York GM Invitational B | New York, NY | USA | 2021-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2423 | 2624 | 7.50 | 9 | 0.71 | 10 | 7.10 | |
|  Wang, Qibiao | | | 2364 | CHN | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Wang, Kevin | m | | 2378 | USA | 1.00 | 1 | 0.19 | 10 | 1.90 | |  Rozman, Levy | m | | 2337 | USA | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Korley, Kassa | m | | 2402 | DEN | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Shmelov, Denys K | m | | 2430 | UKR | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Jacobson, Brandon | g | | 2514 | USA | 1.00 | 1 | 0.35 | 10 | 3.50 | | | Yoo, Christopher W | m | | 2499 | USA | 0.50 | 1 | -0.17 | 10 | -1.70 | | | Perez, Robert M | | | 2378 | USA | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Barbosa, Oliver | g | | 2509 | PHI | 0.00 | 1 | -0.66 | 10 | -6.60 | |
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 US Masters Championship | Charlotte, North Carolina | USA | 2021-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2383 | 2624 | 6.00 | 9 | -0.99 | 10 | -9.90 | |
| | Cervantes Landeiro, Thalia | f | wg | 2224 * | USA | 0.00 | 1 | -0.92 | 10 | -9.20 | | | Lee, Linden | | | 2224 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Eckert, Doug | f | | 2225 | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Narva, Mai | | wg | 2334 | EST | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Stearman, Josiah | m | | 2413 | USA | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Yoo, Christopher | m | | 2499 | USA | 0.50 | 1 | -0.17 | 10 | -1.70 | | | Becerra, Julio | g | | 2496 | USA | 0.50 | 1 | -0.17 | 10 | -1.70 | | | Martinez Alcantara, Jose | g | | 2608 | PER | 0.00 | 1 | -0.52 | 10 | -5.20 | | | Rao, Prasanna Raghuram | m | | 2422 | IND | 1.00 | 1 | 0.24 | 10 | 2.40 | | | * 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) | | |
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