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Individual Calculations September 2023 |
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| Hardin, John Michael Total change: 58.40 | |   |
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| May-July 2023 Marshall Monday | New York, NY | USA | 2023-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1824 | 1694 | 1.50 | 3 | 0.48 | 20 | 9.60 | |
|  Ju, Alan | | | 1653 | USA | 1.00 | 1 | 0.44 | 20 | 8.80 | |  Hoffman, Luc | | | 1864 | USA | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Rosenberg, Evan S | | | 1956 | USA | 0.00 | 1 | -0.18 | 20 | -3.60 | |
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 |
| 1858 | 1694 | 1.00 | 3 | 0.11 | 20 | 2.20 | |
| | Li, Robert | | | 1737 | CAN | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Dans, Dwight Gregorio | | | 1999 | USA | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Hua, Charles | | | 1838 | USA | 0.00 | 1 | -0.31 | 20 | -6.20 | |
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) | | | | 28th annual Bradley Open - U2100 | Windsor Locks, CT | USA | 2023-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1553 | 1694 | 4.00 | 5 | 0.66 | 20 | 13.20 | |
| | Moore, Dennis | | | 1943 | USA | 1.00 | 1 | 0.81 | 20 | 16.20 | | | Zhao, Kevin | | | 1576 | USA | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Yang, Lucas | | | 1460 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Yu, Vincent Zhiwen | | | 1329 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Cheng, Claire | | | 1455 | USA | 1.00 | 1 | 0.20 | 20 | 4.00 | |
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 |
| 1646 | 1694 | 1.50 | 2 | 0.37 | 20 | 7.40 | |
| | Wong, Wyatt | | | 1605 | USA | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Frumkin, Edward | | | 1686 | USA | 1.00 | 1 | 0.49 | 20 | 9.80 | |
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) | | | | August 2023 Marshall Premier | New York, NY | USA | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2014 | 1694 | 2.00 | 4 | 1.30 | 20 | 26.00 | |
| | Rohde, Michael | g | | 2340 | USA | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Das, Aditeya | | | 1922 | USA | 1.00 | 1 | 0.79 | 20 | 15.80 | | | Liu, Leonardo | | | 1907 | USA | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Buchanan, Royal | | | 1887 | USA | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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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