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Individual Calculations November 2021 |
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| Ivanov, Alexander Total change: -5.20 | |   |
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| 89th Massachusetts Open | Quincy, Massachusetts | USA | 2021-10-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2150 | 2471 | 4.50 | 6 | -0.52 | 10 | -5.20 | |
|  Carlson, Joaquin A | | | 2071 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Li, Jerry | c | | 2071 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Corrales Jimenez, Fidel | g | | 2518 | USA | 0.00 | 1 | -0.43 | 10 | -4.30 | | | Wu, Sibo | | | 2090 | CHN | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Song, Alan | | | 2071 * | USA | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Times, Lawyer | | | 2076 | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | * 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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