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Individual Calculations July 2013 |
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| Herrera, Robert Total change: -29.40 | |   |
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| 2013 Washington Open | Seattle, Washington | USA | 2013-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2017 | 2135 | 1.50 | 4 | -0.98 | 30 | -29.40 | |
|  Collyer, Curt D | f | | 2282 | USA | 0.00 | 1 | -0.30 | 30 | -9.00 | |  Doknjas, Joshua | | | 1773 | CAN | 1.00 | 1 | 0.10 | 30 | 3.00 | | | Nagase, Masayuki | | | 1804 | JPN | 0.50 | 1 | -0.38 | 30 | -11.40 | | | Perez, Ignacio | f | | 2210 | USA | 0.00 | 1 | -0.40 | 30 | -12.00 | |
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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