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Individual Calculations June 2018 |
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| Yanofsky, Kevin Total change: 9.00 | |   |
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| GM Koltanowski Marathon | Berkeley, California | USA | 2018-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1815 | 1764 | 1.50 | 4 | -0.33 | 20 | -6.60 | |
|  Carter, Evan | | | 1550 | USA | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Lope, Greg | | | 1912 | USA | 0.00 | 1 | -0.30 | 20 | -6.00 | |  Shrauger, Alex | | | 1633 | USA | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Poehlmann, Roger | | | 2164 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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) | | | | Spring 2018 Tuesday Night Marathon | San Francisco, California | USA | 2018-03-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1840 | 1764 | 2.00 | 3 | 0.78 | 20 | 15.60 | |
| | Wong, Russell | | | 2032 | USA | 1.00 | 1 | 0.83 | 20 | 16.60 | | | Davila, Carlos | | | 1811 | USA | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Donnelly, Patrick | | | 1678 | USA | 1.00 | 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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