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Individual Calculations September 2012 |
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| Zhong, Howard Total change: 39.90 | |   |
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| 113th Annual US Open | Vancouver, Washington | USA | 2012-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2109 | 1922 | 2.50 | 5 | 1.20 | 30 | 36.00 | |
|  Lessler, Peter | | | 2200 | USA | 0.00 | 1 | -0.17 | 30 | -5.10 | | | Esler, Brian John | | | 2083 | USA | 0.50 | 1 | 0.21 | 30 | 6.30 | |  Yang, Charles | | | 2060 | USA | 0.50 | 1 | 0.19 | 30 | 5.70 | | | Gutman, Richard G | | | 2113 | USA | 0.50 | 1 | 0.25 | 30 | 7.50 | | | Janniro, Mike E | | | 2088 | USA | 1.00 | 1 | 0.72 | 30 | 21.60 | |
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) | | | | 2012 Barber K - 8 Championship | Vancouver, Washington | USA | 2012-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1969 | 1922 | 1.00 | 2 | 0.13 | 30 | 3.90 | |
| | Iyengar, Udit | | | 1991 | USA | 0.50 | 1 | 0.10 | 30 | 3.00 | | | Hua, Margaret M | | | 1947 | USA | 0.50 | 1 | 0.03 | 30 | 0.90 | |
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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