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Individual Calculations August 2019 |
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| Checa, Nicolas Total change: 21.20 | |   |
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| 13th Annual Philadelphia International | Philadelphia, Pennsylvania | USA | 2019-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2349 | 2506 | 6.50 | 9 | 0.37 | 10 | 3.70 | |
|  Miyasaka, Marcus | f | | 2132 | USA | 0.50 | 1 | -0.40 | 10 | -4.00 | |  Cezila, Rubens | | | 2106 * | BRA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Bartell, Thomas | m | | 2369 | USA | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Bryant, John Daniel | m | | 2434 | USA | 1.00 | 1 | 0.40 | 10 | 4.00 | | | Gareyev, Timur | g | | 2584 | USA | 0.00 | 1 | -0.39 | 10 | -3.90 | | | Guo, Arthur | m | | 2286 | USA | 0.50 | 1 | -0.28 | 10 | -2.80 | | | Wang, Qibiao | | | 2268 | CHN | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Stukopin, Andrey | g | | 2562 | RUS | 0.50 | 1 | 0.08 | 10 | 0.80 | | | Santarius, Erik | m | | 2403 | USA | 1.00 | 1 | 0.36 | 10 | 3.60 | | | * 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) | | | | 2019 U.S. Junior Championship | Saint Louis, Missouri | USA | 2019-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2435 | 2506 | 7.00 | 9 | 1.75 | 10 | 17.50 | |
| | Vaidya, Atulya | | | 2118 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Jacobson, Brandon | m | | 2456 | USA | 0.50 | 1 | -0.07 | 10 | -0.70 | | | Yu, Jennifer | f | wg | 2341 | USA | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Tang, Andrew | g | | 2495 | USA | 1.00 | 1 | 0.48 | 10 | 4.80 | | | Hilby, Craig | m | | 2433 | USA | 1.00 | 1 | 0.40 | 10 | 4.00 | | | Liang, Awonder | g | | 2592 | USA | 0.50 | 1 | 0.12 | 10 | 1.20 | | | Sheng, Joshua | m | | 2449 | USA | 1.00 | 1 | 0.42 | 10 | 4.20 | | | Burke, John | g | | 2562 | USA | 0.50 | 1 | 0.08 | 10 | 0.80 | | | Niemann, Hans | m | | 2467 | USA | 0.50 | 1 | -0.05 | 10 | -0.50 | |
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) | | |
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