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Individual Calculations July 2021 |
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| Martinez, Lawrence Total change: 10.60 | |   |
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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 |
| 1779 | 1573 | 1.50 | 4 | 0.53 | 20 | 10.60 | |
|  Evans, Barry M | | | 1804 | USA | 1.00 | 1 | 0.79 | 20 | 15.80 | |  Reyes, Virgilio T | | | 1872 | USA | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Hough, Randall D | | | 1762 | USA | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Mehta, Hursh K | | | 1676 | USA | 0.00 | 1 | -0.36 | 20 | -7.20 | |
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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