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Individual Calculations August 2021 |
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| Niemann, Hans Total change: 34.50 | |   |
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| 14th Annual Philadelphia International - Premier | Philadelphia, Pennsylvania | USA | 2021-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2444 | 2567 | 7.00 | 9 | 1.14 | 10 | 11.40 | |
|  Tian, Eddy | | | 2204 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | |  Bartell, Thomas | m | | 2363 | USA | 0.50 | 1 | -0.26 | 10 | -2.60 | | | Asaria, Danial | m | | 2318 | USA | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Jacobson, Brandon | g | | 2491 | USA | 1.00 | 1 | 0.40 | 10 | 4.00 | | | Belous, Vladimir | g | | 2520 | RUS | 0.00 | 1 | -0.57 | 10 | -5.70 | | | Andriasian, Zaven | g | | 2581 | ARM | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Guo, Arthur | m | | 2359 | USA | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Theodorou, Nikolas | m | | 2566 | GRE | 1.00 | 1 | 0.50 | 10 | 5.00 | | | Cordova, Emilio | g | | 2590 | PER | 1.00 | 1 | 0.53 | 10 | 5.30 | |
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) | | | | 49th Annual World Open - Open | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2462 | 2571 | 7.50 | 9 | 1.88 | 10 | 18.80 | |
| | Mahajan, Rushaan | c | | 2171 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Morrison, William | f | | 2278 | USA | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Shlyakhtenko, Robert | f | | 2370 | USA | 0.50 | 1 | -0.26 | 10 | -2.60 | | | Sinha, Sahil | m | | 2361 | USA | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Liang, Jason | f | | 2352 | USA | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Xiong, Jeffery | g | | 2709 | USA | 1.00 | 1 | 0.69 | 10 | 6.90 | | | Gledura, Benjamin | g | | 2629 | HUN | 1.00 | 1 | 0.58 | 10 | 5.80 | | | Nyzhnyk, Illia | g | | 2683 | UKR | 0.50 | 1 | 0.15 | 10 | 1.50 | | | Zhou, Jianchao | g | | 2603 | CHN | 0.50 | 1 | 0.04 | 10 | 0.40 | | | * 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) | | | | 2021 US Junior Championship | St. Louis, Missouri | USA | 2021-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2484 | 2571 | 6.00 | 9 | 0.43 | 10 | 4.30 | |
| | Brodsky, David | m | | 2455 | USA | 0.50 | 1 | -0.16 | 10 | -1.60 | | | Balakrishnan, Praveen | m | | 2507 | USA | 1.00 | 1 | 0.41 | 10 | 4.10 | | | Checa, Nicolas De T | g | | 2552 | USA | 1.00 | 1 | 0.47 | 10 | 4.70 | | | Hong, Andrew | m | | 2474 | USA | 1.00 | 1 | 0.37 | 10 | 3.70 | | | Burke, John Michael | g | | 2538 | USA | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Li, Ben | m | | 2376 | USA | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Wang, Justin | m | | 2467 | USA | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Yoo, Christopher Woojin | m | | 2479 | USA | 0.00 | 1 | -0.63 | 10 | -6.30 | | | Jacobson, Brandon | g | | 2504 | USA | 0.50 | 1 | -0.09 | 10 | -0.90 | |
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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