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Individual Calculations September 2021 |
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| Gumbe, Farirai Total change: 8.00 | |   |
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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 |
| 1523 | 1745 | 2.50 | 3 | 0.20 | 40 | 8.00 | |
|  Trifan, Octavian Alexandru | | | 1417 | ROU | 1.00 | 1 | 0.13 | 40 | 5.20 | |  Zhou, Tony | | | 1504 | USA | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Xu, Jayden | | | 1649 | USA | 0.50 | 1 | -0.13 | 40 | -5.20 | |
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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