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Individual Calculations July 2015 |
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| Simms, Gary Total change: -10.80 | |   |
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| 2015 National Open | Las Vegas, Nevada | USA | 2015-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2073 | 2069 | 2.50 | 6 | -0.54 | 20 | -10.80 | |
|  Ghaem Maghami, Ehs | g | | 2469 * | IRI | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Bayaraa, Chinguun | c | | 1943 | USA | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Guo, Arthur | c | | 1931 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Daggupati, Balaji | | | 1795 | USA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Richards, Bill A | | | 2169 | USA | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Zaloznyy, Mike Y | | | 2131 | USA | 0.00 | 1 | -0.41 | 20 | -8.20 | | | * 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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