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Individual Calculations September 2023 |
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| Patel, Maahir M Total change: 100.80 | |   |
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| June-July 2023 Marshall Thursday Open | New York, NY | USA | 2023-06-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1927 | 1608 | 2.00 | 3 | 1.42 | 40 | 56.80 | |
|  Hrop, Stephen | | | 1845 | USA | 1.00 | 1 | 0.80 | 40 | 32.00 | |  Espinosa, Pedro Roberto | c | | 2233 | USA | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Spohngellert, Oliver | | | 1703 | USA | 1.00 | 1 | 0.63 | 40 | 25.20 | |
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) | | | | July-August 2023 Marshall Monday Rounds 1-3 | New York, NY | USA | 2023-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1902 | 1608 | 0.00 | 1 | -0.15 | 40 | -6.00 | |
| | Hoffman, Luc | | | 1902 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | |
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) | | | | July-August 2023 Marshall Monday Rounds 4-6 | New York, NY | USA | 2023-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1674 | 1608 | 1.00 | 2 | 0.19 | 40 | 7.60 | |
| | Schaefer, Sasha | | | 1662 | USA | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Frumkin, Edward | | | 1686 | USA | 0.50 | 1 | 0.11 | 40 | 4.40 | |
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) | | | | XXXIII Pan-American Youth Chess Festival - Under 14 Open | Chicago, IL | USA | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1698 | 1719 | 4.50 | 8 | 0.35 | 40 | 14.00 | |
| | Ho, Cooper | | | 2039 | USA | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Vera Arboleda, Gustavo Adolfo | | | 1319 * | ECU | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Suarez, Sebastian | | | 1894 | USA | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Widjaja, Luke | | | 1900 | USA | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Goldstein, Arav | | | 1531 | USA | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Leung, Wah Singh | | | 1493 | CAN | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Kamesh, Vidyuth | | | 1705 | USA | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Cuya Zevallos, Andrew Francisco | | | 1702 | PER | 1.00 | 1 | 0.48 | 40 | 19.20 | | | * 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) | | | | 55th annual Atlantic Open - Major | Reston, VA | USA | 2023-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1907 | 1719 | 1.50 | 3 | 0.71 | 40 | 28.40 | |
| | Xiong, Lang Leo | | | 1916 | USA | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Mariappan, Anish M | | | 1988 | USA | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Lane, Thomas Coe | | | 1816 | USA | 0.50 | 1 | 0.13 | 40 | 5.20 | |
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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