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Individual Calculations September 2023 |
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| Su, Kevin Total change: -13.02 | |   |
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| 10th Annual Potomac Open - Championship | Rockville, MD | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1965 | 1883 | 0.00 | 3 | -1.16 | 31 | -35.96 | |
|  Mariappan, Anish M | | | 1969 | USA | 0.00 | 1 | -0.38 | 31 | -11.78 | |  Samant, Neil | | | 1982 | USA | 0.00 | 1 | -0.36 | 31 | -11.16 | | | Pillai, Adithya | | | 1944 | USA | 0.00 | 1 | -0.42 | 31 | -13.02 | |
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 |
| 1839 | 1883 | 4.00 | 5 | 1.19 | 31 | 36.89 | |
| | David, Yuan | | | 1651 | USA | 1.00 | 1 | 0.21 | 31 | 6.51 | | | Soham, Gyani Jinsi | | | 1752 | USA | 1.00 | 1 | 0.32 | 31 | 9.92 | | | Matthew, J O`brien | | | 2128 | USA | 0.00 | 1 | -0.20 | 31 | -6.20 | | | Pranav, Shankar | | | 1896 | USA | 1.00 | 1 | 0.52 | 31 | 16.12 | | | Kevin, Zhang Li | | | 1769 | USA | 1.00 | 1 | 0.34 | 31 | 10.54 | |
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 |
| 1694 | 1915 | 3.00 | 4 | -0.03 | 31 | -0.93 | |
| | Baim, Elvin | | | 1638 | AZE | 1.00 | 1 | 0.17 | 31 | 5.27 | | | Ananth, Ananya | | | 1759 | USA | 0.00 | 1 | -0.71 | 31 | -22.01 | | | Amin, Tariq M | | | 1515 * | USA | 1.00 | 1 | 0.08 | 31 | 2.48 | | | England, Max | | | 1865 | CAN | 1.00 | 1 | 0.43 | 31 | 13.33 | | | * 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 |
| 1850 | 1915 | 3.00 | 7 | -1.10 | 31 | -34.10 | |
| | Chandi, Ishnoor Singh | | | 1926 | USA | 0.50 | 1 | 0.02 | 31 | 0.62 | | | Perez, Osvaldo | | | 1721 | FID | 0.50 | 1 | -0.25 | 31 | -7.75 | | | Muthukumaran, Gurru | | | 1686 | USA | 1.00 | 1 | 0.21 | 31 | 6.51 | | | Dean, Edward T | | | 1837 | USA | 1.00 | 1 | 0.39 | 31 | 12.09 | | | Adu, Oladapo Olutola | m | | 2073 | NGR | 0.00 | 1 | -0.29 | 31 | -8.99 | | | Chakka, Pardhav | | | 1888 | USA | 0.00 | 1 | -0.54 | 31 | -16.74 | | | Udovenko, Daniel Alexander | | | 1816 | ENG | 0.00 | 1 | -0.64 | 31 | -19.84 | |
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 |
| 1984 | 1915 | 2.00 | 3 | 0.68 | 31 | 21.08 | |
| | Luo, Will | | | 1816 | USA | 1.00 | 1 | 0.36 | 31 | 11.16 | | | Srinivasan, Arjun | | | 1860 | USA | 1.00 | 1 | 0.42 | 31 | 13.02 | | | Adewumi, Tanitoluwa | f | | 2277 | USA | 0.00 | 1 | -0.10 | 31 | -3.10 | |
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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