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Individual Calculations December 2021 |
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| Jacobson, Brandon Total change: 15.70 | |   |
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| 26th Annual Northeast Open - Major | Stamford, Connecticut | USA | 2021-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2287 | 2514 | 4.00 | 5 | 0.23 | 10 | 2.30 | |
|  Moor, Nathaniel Philip | | | 2114 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Poliannikov, Danila | f | | 2268 | USA | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Kudrin, Sergey | g | | 2420 | USA | 0.50 | 1 | -0.13 | 10 | -1.30 | | | Lee, Justin | | | 2114 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Belous, Vladimir | g | | 2518 | RUS | 0.50 | 1 | 0.01 | 10 | 0.10 | | | * 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 New York GM Invitational B | New York, NY | USA | 2021-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2436 | 2514 | 6.00 | 9 | 0.56 | 10 | 5.60 | |
| | Shmelov, Denys K | m | | 2430 | UKR | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Wang, Qibiao | | | 2364 | CHN | 0.00 | 1 | -0.70 | 10 | -7.00 | | | Yoo, Christopher W | m | | 2499 | USA | 1.00 | 1 | 0.48 | 10 | 4.80 | | | Perez, Robert M | | | 2378 | USA | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Barbosa, Oliver | g | | 2509 | PHI | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Lenderman, Aleksandr | g | | 2624 | USA | 0.00 | 1 | -0.35 | 10 | -3.50 | | | Wang, Kevin | m | | 2378 | USA | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Rozman, Levy | m | | 2337 | USA | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Korley, Kassa | m | | 2402 | DEN | 1.00 | 1 | 0.35 | 10 | 3.50 | |
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 |
| 2406 | 2514 | 6.50 | 9 | 0.78 | 10 | 7.80 | |
| | Krishnakumar, Sriram | c | | 2153 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Shankar, Gauri | f | | 2338 | IND | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Mardov, Dimitar | m | | 2404 | USA | 0.50 | 1 | -0.15 | 10 | -1.50 | | | Rao, Prasanna Raghuram | m | | 2422 | IND | 1.00 | 1 | 0.37 | 10 | 3.70 | | | Bodek, Michael | m | | 2397 | USA | 0.50 | 1 | -0.16 | 10 | -1.60 | | | Smith, Bryan | g | | 2416 | USA | 0.00 | 1 | -0.63 | 10 | -6.30 | | | Bora, Safal | m | | 2431 | USA | 1.00 | 1 | 0.39 | 10 | 3.90 | | | Beradze, Irakli | m | | 2487 | GEO | 1.00 | 1 | 0.46 | 10 | 4.60 | | | Martinez Alcantara, Jose | g | | 2608 | PER | 0.50 | 1 | 0.13 | 10 | 1.30 | |
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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