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Individual Calculations January 2022 |
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| Ziebart, Jj Total change: 66.80 | |   |
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| 2021 Berkeley Chess Club Championship | Berkeley, California | USA | 2021-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1523 | 1246 | 3.00 | 7 | 1.67 | 40 | 66.80 | |
|  Bacelar, Erickson | | | 1571 | USA | 1.00 | 1 | 0.87 | 40 | 34.80 | |  Walder, Michael | | | 1646 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Maser, Thomas F | | | 1646 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Stowell, Tobias | | | 1383 | USA | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Sloan, Sam H | | | 1646 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Soltani, Mohammad | | | 1431 | USA | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Nagel, Ralph | | | 1335 | USA | 1.00 | 1 | 0.62 | 40 | 24.80 | | | * 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) | | |
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