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Individual Calculations February 2023 |
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| Rosenberg, Evan S Total change: 66.00 | |   |
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| Marshall FIDE Monday December 2022 - January 2023 Round 4-6 | New York, NY | USA | 2023-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1975 | 1931 | 5.50 | 6 | 2.84 | 20 | 56.80 | |
|  Berg, George | | | 1781 | USA | 1.00 | 1 | 0.30 | 20 | 6.00 | |  Seck, Christopher | | | 1968 | USA | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Olsen, Robert | | | 1890 | USA | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Herbst, Richard | | | 2140 | USA | 1.00 | 1 | 0.77 | 20 | 15.40 | | | , , Ethan Klein | | | 1949 | USA | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Ruiz, Alberto Arnedo | | | 2121 | ESP | 1.00 | 1 | 0.75 | 20 | 15.00 | |
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) | | | | 2023 January Marshall Premier | New York, NY | USA | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1932 | 1931 | 3.00 | 5 | 0.46 | 20 | 9.20 | |
| | Kozower, Ethan | | | 1842 | USA | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Huston, Gus | f | | 2253 | USA | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Johnston, Daniel F | | | 2060 | USA | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Venkatesh, Narayan | | | 1761 | USA | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Safranek, William | | | 1745 | 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) | | |
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