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Individual Calculations April 2020 |
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| Agdamag, Samuel Total change: -26.20 | |   |
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| GM Koltanowski Marathon 2020 | Berkeley, California | USA | 2020-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1667 | 1576 | 1.00 | 3 | -0.25 | 20 | -5.00 | |
|  Winslow, Elliott C | m | | 1976 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Asgari, Mohammad R | | | 1574 | USA | 1.00 | 1 | 0.50 | 20 | 10.00 | |  Soltani, Mohammad | | | 1450 | USA | 0.00 | 1 | -0.67 | 20 | -13.40 | | | * 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) | | | | Berkeley Senior Championship 2020 | Berkeley, California | USA | 2020-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1567 | 1568 | 0.50 | 3 | -1.06 | 20 | -21.20 | |
| | Watson, Farid Mark | | | 1894 | USA | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Nagel, Ralph | | | 1424 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Boyd, Thomas E | | | 1383 | USA | 0.00 | 1 | -0.74 | 20 | -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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