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Individual Calculations August 2017 |
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| Wei, Jeffrey Total change: 27.20 | |   |
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| 2017 National Open (U2300) | Las Vegas, Nevada | USA | 2017-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2108 | 1978 | 3.50 | 6 | 1.53 | 40 | 61.20 | |
|  Kaulule Siame, Kela | | | 2165 | ZAM | 1.00 | 1 | 0.74 | 40 | 29.60 | |  Kis, Lorand Bela | | | 2062 | USA | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Osmonbekov, Talaibek D | | | 2185 | USA | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Formanek, Edward W | m | | 2075 | USA | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Rosell, John | | | 2009 | USA | 1.00 | 1 | 0.54 | 40 | 21.60 | | | Weeramantry, Sunil | f | | 2149 | SRI | 0.50 | 1 | 0.23 | 40 | 9.20 | |
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) | | | | 22nd Annual Pacific Coast Open | Ontario, California | USA | 2017-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2091 | 1978 | 1.00 | 5 | -0.85 | 40 | -34.00 | |
| | Beelby, Matthew A | f | | 2298 | USA | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Costello, Alexander John | | | 1942 | USA | 0.00 | 1 | -0.55 | 40 | -22.00 | | | Kretchetov, Alexandre | f | | 2263 | RUS | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Davidson, Kevin | | | 2170 | USA | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Somalwar, Anaiy | | | 1780 | USA | 0.00 | 1 | -0.76 | 40 | -30.40 | |
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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