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Individual Calculations July 2019 |
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| Kim, Isaiah Total change: 46.40 | |   |
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| 2019 GM Walter Browne Marathon | Berkeley, California | USA | 2019-05-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1909 | 1977 | 5.00 | 6 | 1.67 | 20 | 33.40 | |
|  Stowell, Tobias | | | 1577 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Jirasek, Ladia | m | | 2350 | USA | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Joshi, Mayin | | | 1577 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Paetz, Mark | | | 1604 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Winslow, Elliott | m | | 2186 | USA | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Poehlmann, Roger | | | 2162 | USA | 1.00 | 1 | 0.74 | 20 | 14.80 | | | * 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) | | | | Berkeley Weekender June 2019 | Berkeley, California | USA | 2019-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1934 | 1977 | 3.50 | 5 | 0.65 | 20 | 13.00 | |
| | Lehman, Clarence E | | | 1790 | USA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Jirasek, Ladia | m | | 2350 | USA | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Lu, Miaoyi | | | 1704 | CHN | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Lee, Addison | | | 1931 | USA | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Walder, Michael | | | 1893 | USA | 1.00 | 1 | 0.38 | 20 | 7.60 | |
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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