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Individual Calculations June 2023 |
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| Clark, Drew H Total change: 22.80 | |   |
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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 |
| 1240 | 1383 | 1.00 | 1 | 0.31 | 40 | 12.40 | |
|  Sharan, Shubhankar | | | 1240 | USA | 1.00 | 1 | 0.31 | 40 | 12.40 | |
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 |
| 1472 | 1375 | 1.00 | 2 | 0.26 | 40 | 10.40 | |
| | Wei, Brian | | | 1416 | USA | 1.00 | 1 | 0.56 | 40 | 22.40 | |  Tsolias, Yorgos | | | 1527 | USA | 0.00 | 1 | -0.30 | 40 | -12.00 | |
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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