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Individual Calculations September 2023 |
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| Kurup, Siddharth Ajay Total change: 9.50 | |   |
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| 10th Annual Potomac Open - U2200 | Rockville, MD | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1737 | 1689 | 2.00 | 5 | -0.17 | 25 | -4.25 | |
|  Fischer, Robert J | | | 1790 | USA | 0.50 | 1 | 0.14 | 25 | 3.50 | |  Diao, Matthew Guo | | | 1892 | USA | 0.50 | 1 | 0.26 | 25 | 6.50 | | | Deng, Michael | | | 1486 | USA | 1.00 | 1 | 0.24 | 25 | 6.00 | | | Salazar Martinez, ,angel Daniel | | | 1726 | VEN | 0.00 | 1 | -0.45 | 25 | -11.25 | | | Shoykhet, Benjamin Effron | | | 1790 | USA | 0.00 | 1 | -0.36 | 25 | -9.00 | |
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) | | | | 1st Annual Pennsylvania Classic | Langhorne, Pennsylvania | USA | 2023-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1869 | 1689 | 2.50 | 5 | 1.04 | 25 | 26.00 | |
| | Roman, Rychkov | | | 2011 | USA | 1.00 | 1 | 0.87 | 25 | 21.75 | | | Cm, David Zhurbinsky | c | | 2077 | USA | 0.00 | 1 | -0.09 | 25 | -2.25 | | | Jack, Lieberman | | | 1735 | USA | 1.00 | 1 | 0.56 | 25 | 14.00 | | | Kevin, Zhang Li | | | 1769 | USA | 0.00 | 1 | -0.39 | 25 | -9.75 | | | Soham, Gyani Jinsi | | | 1752 | USA | 0.50 | 1 | 0.09 | 25 | 2.25 | |
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) | | | | 2nd Annual Beltway Open | Herndon, Virginia | USA | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1727 | 1801 | 2.50 | 5 | -0.36 | 25 | -9.00 | |
| | Samuelson, Andrew | f | | 2006 | USA | 0.00 | 1 | -0.24 | 25 | -6.00 | | | Le, Phong Tuan | | | 1401 * | VIE | 0.00 | 1 | -0.92 | 25 | -23.00 | | | Wang, William | | | 1767 | USA | 1.00 | 1 | 0.45 | 25 | 11.25 | | | Shetty, Saharsh Darsh | | | 1535 | USA | 1.00 | 1 | 0.18 | 25 | 4.50 | | | Menon, Gauri | | | 1924 | USA | 0.50 | 1 | 0.17 | 25 | 4.25 | | | * 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) | | | | 10th Annual Washington International - Premier | Rockville, MD | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1782 | 1801 | 4.00 | 9 | -0.62 | 25 | -15.50 | |
| | Prem, Pranav S | | | 2050 | USA | 0.50 | 1 | 0.31 | 25 | 7.75 | | | Rychkov, Roman | | | 2011 | USA | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Phadke, Viraj Sharad | | | 1495 | USA | 1.00 | 1 | 0.14 | 25 | 3.50 | | | Kudryavtsev, Vadim | | | 1948 | RUS | 1.00 | 1 | 0.70 | 25 | 17.50 | | | Rawshani, Kamran | | | 1917 | USA | 0.00 | 1 | -0.34 | 25 | -8.50 | | | Hyland, Mark Daniel | | | 1880 | USA | 0.50 | 1 | 0.11 | 25 | 2.75 | | | Diao, Sujia | | | 1671 | USA | 0.50 | 1 | -0.18 | 25 | -4.50 | | | Chong, Hanford | | | 1619 | USA | 0.50 | 1 | -0.24 | 25 | -6.00 | | | Srinivasan, Sivavishnu | | | 1450 | USA | 0.00 | 1 | -0.89 | 25 | -22.25 | |
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) | | | | 55th annual Atlantic Open - Major | Reston, VA | USA | 2023-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1893 | 1801 | 2.00 | 4 | 0.49 | 25 | 12.25 | |
| | Jing, Andrew | | | 1891 | USA | 0.00 | 1 | -0.38 | 25 | -9.50 | | | Ling, Chenxuan | | | 1897 | USA | 0.50 | 1 | 0.13 | 25 | 3.25 | | | Snodgrass, Benjamin | | | 1986 | USA | 1.00 | 1 | 0.74 | 25 | 18.50 | | | Diao, Matthew Guo | | | 1799 | USA | 0.50 | 1 | 0.00 | 25 | 0.00 | |
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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