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Individual Calculations June 2023 |
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| Sanguinetti, George A Total change: -53.60 | |   |
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| 2023 Spring Tuesday Night Marathon - 2000 and over Rounds 4-7 | San Francisco, CA | USA | 2023-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1814 | 1874 | 0.00 | 3 | -1.69 | 20 | -33.80 | |
|  Lewis, Edward | | | 1855 | USA | 0.00 | 1 | -0.53 | 20 | -10.60 | |  Qiu, Laurie | | | 1572 | USA | 0.00 | 1 | -0.85 | 20 | -17.00 | | | Snyder, Larry | | | 2015 | USA | 0.00 | 1 | -0.31 | 20 | -6.20 | |
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) | | | | 2023 Summer Tuesday Night Marathon - 1600-1999 Rounds 1-4 | San Francisco, CA | USA | 2023-05-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1492 | 1828 | 2.50 | 4 | -0.99 | 20 | -19.80 | |
| | Vandenhoven, Clarke Raymond | | | 1440 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Admassu, Yonathan | | | 1601 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Cooper, Lee | | | 1500 | USA | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Benaid, Henry | | | 1428 * | USA | 0.00 | 1 | -0.92 | 20 | -18.40 | | | * 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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