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Individual Calculations July 2021 |
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| Hiltunen, James Total change: -36.00 | |   |
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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 |
| 1711 | 1957 | 1.50 | 3 | -0.90 | 40 | -36.00 | |
|  Oxman, Keith Jay | | | 1690 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | |  Lee, Yesun Kate | | | 1658 | USA | 0.50 | 1 | -0.35 | 40 | -14.00 | | | Lazarus, Barry J | | | 1784 | USA | 0.00 | 1 | -0.73 | 40 | -29.20 | |
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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