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Individual Calculations October 2021 |
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| Chubakov, Sultan Total change: -30.40 | |   |
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| 2021 Las Vegas Open - Open | Las Vegas, Nevada | USA | 2021-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1906 | 1919 | 3.50 | 8 | -0.46 | 40 | -18.40 | |
|  Salman, Nachum | f | | 2111 | USA | 0.00 | 1 | -0.25 | 40 | -10.00 | |  Xie, Bryan | c | | 1994 | USA | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Thomas, Kenneth Patrick | | | 1953 | USA | 1.00 | 1 | 0.55 | 40 | 22.00 | | | Seshadri, Sridhar | | | 1587 | USA | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Iinuma, Paul Yuu | | | 2052 | USA | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Akopian, Robert | | | 2002 | USA | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Sivakumar, Shaaketh | | | 2026 | USA | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Arutla, Aditya | | | 1519 * | USA | 0.50 | 1 | -0.42 | 40 | -16.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 2021 SJCC Fall Championship | Milpitas, California | USA | 2021-09-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1742 | 1919 | 2.50 | 4 | -0.30 | 40 | -12.00 | |
| | Qureshi, Sadia | | | 1598 | USA | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Liu, Patrick | | | 1567 | USA | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Martinez, Isaac | | | 2086 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Fong, Kevin | | | 1718 | USA | 0.50 | 1 | -0.26 | 40 | -10.40 | |
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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