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Individual Calculations March 2015 |
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| Gurevich, Daniel Total change: 21.80 | |   |
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| 2015 Land of the Sky Open | Asheville, North Carolina | USA | 2015-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2268 | 2365 | 3.50 | 5 | 0.45 | 20 | 9.00 | |
|  Hyatt, Doug | | | 2032 | USA | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Copeland, Samuel S | | | 2148 | USA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Ivanov, Alexander | g | | 2506 | USA | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Giannatos, Peter L | | | 2140 | USA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Kudrin, Sergey | g | | 2512 | USA | 0.50 | 1 | 0.20 | 20 | 4.00 | |
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) | | | | 2015 Southwest Class Championships | Fort Worth, Texas | USA | 2015-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2358 | 2351 | 4.00 | 7 | 0.64 | 20 | 12.80 | |
| | Ulrich, Rachel J | | wf | 2103 | USA | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Guo, Arthur | c | | 1951 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Macieja, Bartlomiej | g | | 2622 | POL | 0.50 | 1 | 0.33 | 20 | 6.60 | | | Sadorra, Julio C | g | | 2555 | PHI | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Margvelashvili, George | g | | 2538 | GEO | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Stukopin, Andrey | g | | 2579 | RUS | 0.00 | 1 | -0.21 | 20 | -4.20 | | | De Jesus, Jeffrey | | | 2160 | USA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | * 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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