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Individual Calculations April 2023 |
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| Klein, Ethan Total change: -24.40 | |   |
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| Marshall FIDE Monday January-February 2023 Round 6 | New York, NY | USA | 2023-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1997 | 1966 | 1.00 | 1 | 0.54 | 20 | 10.80 | |
|  Rosenberg, Evan S | | | 1997 | USA | 1.00 | 1 | 0.54 | 20 | 10.80 | |
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) | | | | 2023 March Marshall Premier | New York, NY | USA | 2023-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1954 | 1956 | 1.50 | 4 | -0.59 | 20 | -11.80 | |
| | Sarkar, Justin | m | | 2338 | USA | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Nasta, Kiren | | | 1934 | USA | 0.50 | 1 | -0.03 | 20 | -0.60 | |  Baalla, Nura | | | 1709 | USA | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Zhao, Alex | | | 1836 | USA | 1.00 | 1 | 0.34 | 20 | 6.80 | |
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) | | | | Marshall FIDE Monday March-April 2023 Rounds 1-4 | New York, NY | USA | 2023-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1883 | 1956 | 0.50 | 3 | -1.17 | 20 | -23.40 | |
| | Herbst, Richard | | | 2120 | USA | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Wong, Wyatt | | | 1556 * | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Miller, Rachel | c | wm | 1974 | JAM | 0.00 | 1 | -0.47 | 20 | -9.40 | | | * 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) | | |
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