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Individual Calculations September 2023 |
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| Berg, George Total change: 70.60 | |   |
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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 |
| 2017 | 1777 | 2.00 | 5 | 0.97 | 20 | 19.40 | |
|  Rand, Steven | | | 1998 | USA | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Resika, Nathan A | f | | 2069 | USA | 0.50 | 1 | 0.35 | 20 | 7.00 | |  Ruiz, Alberto Arnedo | | | 2102 | ESP | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Dans, Dwight | | | 1997 | USA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Vogel, Jacob | | | 1921 | USA | 0.50 | 1 | 0.19 | 20 | 3.80 | |
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) | | | | June-July 2023 Marshall Thursday Open | New York, NY | USA | 2023-06-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1938 | 1789 | 1.00 | 3 | -0.06 | 20 | -1.20 | |
| | Nasta, Kiren | | | 1958 | USA | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Marino, Nicholas | | | 1623 | USA | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Espinosa, Pedro Roberto | c | | 2233 | USA | 0.00 | 1 | -0.06 | 20 | -1.20 | |
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) | | | | June 2023 Marshall Premier | New York, NY | USA | 2023-06-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2077 | 1789 | 2.00 | 4 | 1.16 | 20 | 23.20 | |
| | Williams, Justus | m | | 2396 | USA | 0.50 | 1 | 0.48 | 20 | 9.60 | | | Yoo, Eugene | | | 2066 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Underwood, Toshinori | | | 1869 | USA | 1.00 | 1 | 0.61 | 20 | 12.20 | | | Samant, Neil | | | 1975 | USA | 0.50 | 1 | 0.24 | 20 | 4.80 | |
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) | | | | July 2023 Marshall Premier | New York, NY | USA | 2023-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 1789 | 3.00 | 5 | 1.51 | 20 | 30.20 | |
| | Dong, Kyle | | | 1858 | USA | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Wang, Jalen | | | 2133 | USA | 0.50 | 1 | 0.38 | 20 | 7.60 | | | Rohde, Michael A | g | | 2340 | USA | 0.50 | 1 | 0.47 | 20 | 9.40 | | | Jiang, Jason | | | 1888 | USA | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Mansurov, Yusuf | | | 1735 | USA | 1.00 | 1 | 0.42 | 20 | 8.40 | |
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) | | | | July-August 2023 Marshall Monday Rounds 1-3 | New York, NY | USA | 2023-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1834 | 1789 | 2.00 | 3 | 0.67 | 20 | 13.40 | |
| | Schaefer, Sasha | | | 1662 | USA | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Meduri, Aakaash | | | 2004 | USA | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Beatty, Robert | | | 1837 | USA | 1.00 | 1 | 0.57 | 20 | 11.40 | |
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) | | | | July-August 2023 Marshall Thursday Open Rounds 1-3 | New York, NY | USA | 2023-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1540 | 1789 | 2.00 | 3 | -0.37 | 20 | -7.40 | |
| | McMichael, Alan | | | 1612 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Marino, Nicholas | | | 1623 | USA | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Tse, Whitney | | | 1384 | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | |
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) | | | | July-August 2023 Marshall Monday Rounds 4-6 | New York, NY | USA | 2023-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2006 | 1789 | 0.50 | 2 | 0.04 | 20 | 0.80 | |
| | Klein, Ethan | | | 1930 | USA | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Ruiz, Alberto Arnedo | | | 2081 | ESP | 0.00 | 1 | -0.15 | 20 | -3.00 | |
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 Thursday Open Rounds 4-6 | New York, NY | USA | 2023-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1776 | 1789 | 1.00 | 3 | -0.46 | 20 | -9.20 | |
| | Morden, Simone | | | 1417 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Dans, Dwight | | | 1999 | USA | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Malyshev, Roman | | | 1911 | USA | 0.00 | 1 | -0.33 | 20 | -6.60 | |
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) | | | | August 2023 Marshall Premier | New York, NY | USA | 2023-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1953 | 1789 | 1.50 | 5 | 0.07 | 20 | 1.40 | |
| | Johnston, Daniel F | | | 2036 | USA | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Das, Aditeya | | | 1922 | USA | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Leano, Bryan | | | 1877 | USA | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Ray, Sarathi | | | 1896 | USA | 1.00 | 1 | 0.65 | 20 | 13.00 | | | Su, Jasmine | | | 2035 | USA | 0.00 | 1 | -0.19 | 20 | -3.80 | |
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) | | |
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