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Individual Calculations July 2021 |
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| Ballantyne, Wayne W Total change: -12.80 | |   |
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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 |
| 1722 | 1991 | 1.00 | 2 | -0.64 | 20 | -12.80 | |
|  Melville, Cailen | | | 1789 | USA | 1.00 | 1 | 0.24 | 20 | 4.80 | |  Liang, Yu-Cheng | | | 1654 | USA | 0.00 | 1 | -0.88 | 20 | -17.60 | |
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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