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Individual Calculations September 2022 |
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| Perlov, Daniel Robert Total change: 8.80 | |   |
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| 2nd Peter Grey Memorial Tuesday Night Marathon - 1800+ Round 4-7 | San Francisco, California | USA | 2022-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1704 | 1553 | 1.50 | 4 | 0.22 | 40 | 8.80 | |
|  Lewis, Edward | | | 1893 | USA | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Wu, Wentao | | | 1607 | USA | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Suarez, Sebastian | | | 1529 | USA | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Porlares, Teodoro B | | | 1788 | USA | 0.50 | 1 | 0.29 | 40 | 11.60 | |
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) | | |
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