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Individual Calculations April 2023 |
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| Goodrich, Elliott Total change: 61.20 | |   |
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| 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 |
| 1878 | 1597 | 2.00 | 4 | 1.30 | 40 | 52.00 | |
|  Berg, George | | | 1796 | USA | 0.50 | 1 | 0.26 | 40 | 10.40 | |  Gutnik, Aleksandr | | | 1934 | USA | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Rabin, Evan | | | 1996 | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Halpern, Daniel | | | 1784 | USA | 0.50 | 1 | 0.24 | 40 | 9.60 | |
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) | | | | 31st annual Eastern Class Championships - Expert | Windsor Locks, CT | USA | 2023-03-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1681 | 1597 | 1.00 | 2 | 0.23 | 40 | 9.20 | |
| | Karell, Leif Kazuo | | | 1706 | USA | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Ling, Chenxuan | | | 1655 | USA | 0.50 | 1 | 0.08 | 40 | 3.20 | |
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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