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Individual Calculations July 2024 |
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| Marvin, Hayes Alexander Total change: 30.80 | |   |
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| 2024 Summer Tuesday Night Marathon - 1600-1999 Round 4-7 | San Francisco, CA | USA | 2024-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1809 | 1797 | 2.00 | 3 | 0.55 | 40 | 22.00 | |
|  Lamstein, Joshua | | | 1739 | USA | 1.00 | 1 | 0.42 | 40 | 16.80 | |  Wong, Wilson | | | 1841 | USA | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Fernandes, Joshua | | | 1848 | ENG | 0.00 | 1 | -0.43 | 40 | -17.20 | |
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) | | | | 58th Arthur Stamer Memorial Tournament - 2000 and Over | San Francisco, CA | USA | 2024-06-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1867 | 1811 | 2.00 | 4 | 0.22 | 40 | 8.80 | |
| | Whitaker, Robert D | | | 1546 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Deng, Henry | f | | 2211 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ballantyne, Wayne W | | | 1902 | USA | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Negron, Xavier Enrique | | | 1808 | SGP | 0.50 | 1 | 0.00 | 40 | 0.00 | | | * 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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