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Individual Calculations August 2015 |
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| Royzen, Igor Total change: -18.80 | |   |
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| 2015 Summer Tuesday Night Marathon | San Francisco, California | USA | 2015-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1733 | 1917 | 4.00 | 7 | -0.94 | 20 | -18.80 | |
|  Robertson, Guy R | | | 1612 | USA | 1.00 | 1 | 0.14 | 20 | 2.80 | |  Walder, Michael S | | | 2003 | USA | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Stuetzel, Ezra G | | | 1722 | USA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Eastham, Asher D | | | 1517 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Standen, Julian | | | 1685 | USA | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Kokesh, Tim | | | 2024 | USA | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Furukawa, Jon | | | 1570 | USA | 0.50 | 1 | -0.39 | 20 | -7.80 | | | * 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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