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Individual Calculations July 2022 |
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| Lazarus, Barry Total change: -12.80 | |   |
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| 2022 National Open - Under 2100 | Las Vegas, Nevada | USA | 2022-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1638 | 1750 | 2.50 | 5 | -0.64 | 20 | -12.80 | |
|  Zhang, Elena | | | 1388 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Williamson, Jason | | | 1745 | CAN | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Pulaski, Cameron | | | 1433 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Rajaram, Rudransh | | | 1643 | USA | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Pottinger, Carl | | | 1981 | CAN | 0.50 | 1 | 0.29 | 20 | 5.80 | |
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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