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Individual Calculations September 2021 |
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| Ribaya, Adler Luis R Total change: -15.20 | |   |
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| 26th Annual Pacific Coast Open - Under 2100 | Van Nuys, California | USA | 2021-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1519 | 1488 | 1.50 | 4 | -0.38 | 40 | -15.20 | |
|  Trifan, Octavian Alexandru | | | 1417 | ROU | 1.00 | 1 | 0.40 | 40 | 16.00 | |  Saleem, Faraz | | | 1767 | USA | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Zhou, Tony | | | 1504 | USA | 0.50 | 1 | 0.02 | 40 | 0.80 | | | Liu, Patrick Peijun | | | 1386 | USA | 0.00 | 1 | -0.64 | 40 | -25.60 | |
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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