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Individual Calculations October 2021 |
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| Maser, Tom Total change: 7.80 | |   |
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| 2021 IM John Grefe Marathon | Berkeley, California | USA | 2021-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1728 | 1752 | 2.50 | 4 | 0.39 | 20 | 7.80 | |
|  Blodgett, Jay | | | 1589 | USA | 1.00 | 1 | 0.28 | 20 | 5.60 | |  Thornally, Frank | f | | 2010 | USA | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Asgari, Mohammad | | | 1475 | USA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Busch, Jonah | | | 1838 | USA | 0.00 | 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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