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Individual Calculations July 2015 |
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| Von Krogh, Christopher J Total change: -9.80 | |   |
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| 2015 National Open | Las Vegas, Nevada | USA | 2015-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2140 | 2233 | 2.50 | 5 | -0.49 | 20 | -9.80 | |
|  Dlugy, Maxim | g | | 2507 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | |  Guo, Arthur | c | | 1931 | USA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Karagianis, Petros Demetrios | | | 2190 | USA | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Grabinsky, Aaron | | | 2241 | USA | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Nguyen, Anthony Quan | c | | 1833 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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