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Individual Calculations October 2021 |
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| Liou, Arthur Total change: -35.20 | |   |
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| BayAreaChess 45th People's Tournament - M | Santa Clara, California | USA | 2021-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1981 | 1876 | 1.00 | 5 | -0.91 | 40 | -36.40 | |
|  Kaleeswaran, Jaisu | | | 1863 | USA | 0.00 | 1 | -0.52 | 40 | -20.80 | |  Finkelstein, Alan | | | 1832 | USA | 0.50 | 1 | -0.06 | 40 | -2.40 | | | Sairam, Pranav | | | 1956 | USA | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Katz, Alexander | m | | 2276 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Mei, Austin R | | | 1980 | USA | 0.00 | 1 | -0.36 | 40 | -14.40 | | | * 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) | | | NOTE: K factor changed | | 2021 Las Vegas Open - Under 2200 | Las Vegas, Nevada | USA | 2021-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1884 | 1876 | 2.50 | 5 | 0.06 | 20 | 1.20 | |
| | Doyle, Bryon | | | 1976 | USA | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Vu, Leonard | | | 1785 | USA | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Erick, Kevin Lynn | | | 1957 | USA | 1.00 | 1 | 0.61 | 20 | 12.20 | | | Merwin, Steven E | | | 1937 | USA | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Beck, Alec | | | 1765 | USA | 0.50 | 1 | -0.15 | 20 | -3.00 | |
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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