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Individual Calculations October 2021 |
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| Soltani, Mohammad Total change: -42.00 | |   |
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| 2021 IM John Grefe Marathon | Berkeley, California | USA | 2021-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1637 | 1465 | 2.50 | 5 | 0.94 | 20 | 18.80 | |
|  Yanofsky, Kevin | | | 1817 | USA | 0.00 | 1 | -0.11 | 20 | -2.20 | |  Nagel, Ralph | | | 1402 | USA | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Thornally, Frank | f | | 1865 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Lesquillier, Walter | | | 1625 | USA | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Glasscoe, Alan | | | 1475 | USA | 0.50 | 1 | 0.01 | 20 | 0.20 | | | * 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) | | | | BayAreaChess 45th People's Tournament - B | Santa Clara, California | USA | 2021-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1268 | 1473 | 0.00 | 4 | -3.04 | 20 | -60.80 | |
| | Guo, Ella | | | 1210 | USA | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Pragash, Prabhav | | | 1224 | USA | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Jiang, Leo | | | 1311 | USA | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Ramaswamy, Pudur | | | 1325 | USA | 0.00 | 1 | -0.70 | 20 | -14.00 | |
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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