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Individual Calculations September 2022 |
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| Parsons, Stephen Total change: -21.80 | |   |
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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 |
| 1699 | 1596 | 0.00 | 3 | -1.09 | 20 | -21.80 | |
|  Chinchwadkar, Om | | | 1746 | USA | 0.00 | 1 | -0.30 | 20 | -6.00 | |  Heidari, Ako | | | 1759 | IRI | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Lamstein, Josh | | | 1592 | USA | 0.00 | 1 | -0.51 | 20 | -10.20 | |
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) | | |
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