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Individual Calculations June 2023 |
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| Barreyro, Romeo Belmes Total change: -3.40 | |   |
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| 2023 Spring Tuesday Night Marathon - Under 1600 Rounds 4-7 | San Francisco, CA | USA | 2023-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1431 | 1609 | 1.00 | 2 | -0.46 | 20 | -9.20 | |
|  Starr, Albert Martin | | | 1362 | USA | 1.00 | 1 | 0.19 | 20 | 3.80 | |  Cooper, Lee | | | 1500 | USA | 0.00 | 1 | -0.65 | 20 | -13.00 | |
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 - Under 1200 Rounds 1-4 | San Francisco, CA | USA | 2023-05-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1301 | 1615 | 2.00 | 2 | 0.29 | 20 | 5.80 | |
| | Chei, Morsy | | | 1225 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Starr, Albert Martin | | | 1377 | USA | 1.00 | 1 | 0.20 | 20 | 4.00 | |
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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