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Individual Calculations July 2021 |
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| Tyau, Christopher Total change: -12.40 | |   |
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| 2021 National Open - Under 2100 | Las Vegas, Nevada | USA | 2021-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1578 | 1533 | 1.00 | 3 | -0.31 | 40 | -12.40 | |
|  Spector, Marchand Gandullas | | | 1580 | USA | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Arutla, Aditya | | | 1475 | USA | 0.00 | 1 | -0.58 | 40 | -23.20 | |  Phipps, Daniel Joseph | | | 1680 | 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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