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Individual Calculations July 2023 |
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| Blackman, Ryan K Total change: -14.60 | |   |
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| 2023 National Open - Under 2100 | Las Vegas, NV | USA | 2023-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1607 | 1646 | 1.50 | 4 | -0.73 | 20 | -14.60 | |
|  Shemesh, Yuval | | | 1957 | USA | 0.00 | 1 | -0.14 | 20 | -2.80 | | | McCallum, Elliot | | | 1439 | CAN | 0.00 | 1 | -0.77 | 20 | -15.40 | |  Macartney-Filgate, Bruce | | | 1639 | USA | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Rex, Tobiah | | | 1393 | USA | 1.00 | 1 | 0.19 | 20 | 3.80 | |
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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