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Individual Calculations September 2014 |
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| Zhou, Kevin L Total change: 15.20 | |   |
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| 4th Annual Potomac Open | Rockville, Maryland | USA | 2014-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2116 | 1959 | 2.00 | 5 | 0.46 | 40 | 18.40 | |
|  Lowinger, Daniel | | | 2167 | USA | 0.00 | 1 | -0.23 | 40 | -9.20 | |  Attanagoda, Isuru | | | 1962 | USA | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Kaufman, Lawrence | g | | 2320 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Seibel, F Matthew | | | 2037 | USA | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Karamsetty, Jeevan | | | 2095 | USA | 0.00 | 1 | -0.32 | 40 | -12.80 | |
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) | | | | 3rd Annual Washington International - Section B | Rockville, Maryland | USA | 2014-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1946 | 1959 | 2.00 | 4 | -0.08 | 40 | -3.20 | |
| | Goldberg, Neal | | | 1924 | USA | 1.00 | 1 | 0.45 | 40 | 18.00 | | | Yu, Jennifer R | | wf | 1914 | USA | 0.50 | 1 | -0.06 | 40 | -2.40 | | | Chang, Jeffrey E | | | 2027 | USA | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Senft, Sean | | | 1917 | USA | 0.50 | 1 | -0.06 | 40 | -2.40 | |
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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