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Individual Calculations August 2017 |
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| Aigner, Michael Total change: -77.00 | |   |
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| 2017 National Open (U2300) | Las Vegas, Nevada | USA | 2017-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1997 | 2191 | 1.00 | 4 | -1.97 | 20 | -39.40 | |
|  Solis Castro, Angel Alejan | | | 2076 | MEX | 0.00 | 1 | -0.66 | 20 | -13.20 | |  Liu, Joanna | | wf | 1865 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Siebenhaar, Erich | | | 2072 | GER | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Gustafsson, Alexander K | | | 1974 | USA | 0.00 | 1 | -0.78 | 20 | -15.60 | |
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) | | | | 2017 Sacramento Chess Championship | Sacramento, California | USA | 2017-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 2191 | 2.00 | 5 | -1.88 | 20 | -37.60 | |
| | Chang, Eliam | | | 1809 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Pan, Christopher | | | 1982 | USA | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Wu, Rochelle | | wc | 1888 | USA | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Viswanath, Ganesh | | | 2017 | AUS | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Macfarland, James | | | 2113 | USA | 0.00 | 1 | -0.61 | 20 | -12.20 | |
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) | | |
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