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Individual Calculations November 2019 |
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| Finkelstein, Alan Total change: 20.40 | |   |
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| 2019 US Class Championship - Expert | Burlingame, California | USA | 2019-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1694 | 1690 | 2.00 | 3 | 0.44 | 40 | 17.60 | |
|  Seitzer, Phillip | | | 2047 | USA | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Chen, Aidan | | | 1540 | USA | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Ambethkar, Hari | | | 1494 | USA | 1.00 | 1 | 0.25 | 40 | 10.00 | |
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) | | | | Berkeley Weekender October 2019 | Berkeley, California | USA | 2019-10-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1712 | 1698 | 2.50 | 5 | 0.07 | 40 | 2.80 | |
| | Cheng, Daniel | | | 1980 | USA | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Lin, Daniel | | | 1674 | USA | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Hakobyan, Sos | | | 1798 | USA | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Guo, Andrew | | | 1509 | USA | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Vidyarthi, Omya | | wc | 1600 | USA | 1.00 | 1 | 0.37 | 40 | 14.80 | |
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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