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Individual Calculations February 2013 |
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| Hilby, Craig Total change: -9.90 | |   |
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| 22nd Annual North American Open - U2300 Section | Las Vegas, Nevada | USA | 2012-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2030 | 1962 | 2.50 | 6 | 0.05 | 15 | 0.75 | |
|  Li, Ruifeng | c | | 2070 | USA | 0.00 | 1 | -0.35 | 15 | -5.25 | |  Gutman, Joshua | | | 2133 | USA | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Roper, David | f | | 2263 | USA | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Christiansen, Natasha C | | wc | 1892 | USA | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Braunlich, Thomas D | | | 2215 | USA | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Alvarez, Tirso | | | 1609 | USA | 1.00 | 1 | 0.11 | 15 | 1.65 | |
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) | | | | 2013 Century West Open | Los Angeles, California | USA | 2013-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2191 | 1969 | 0.00 | 3 | -0.71 | 15 | -10.65 | |
| | Peters, Jack | m | | 2350 | USA | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Wasiolek, Rory E | | | 2078 | USA | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Kurosaki, Takashi | | | 2146 | USA | 0.00 | 1 | -0.27 | 15 | -4.05 | |
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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