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Individual Calculations September 2015 |
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| Li Jr, William Total change: 25.20 | |   |
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| 5th Annual Potomac Open | Rockville, Maryland | USA | 2015-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2138 | 1976 | 1.00 | 3 | 0.12 | 40 | 4.80 | |
|  Darmanovic, Srdjan | | | 2235 | MNE | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Bennett, David Michael | c | | 2120 | USA | 1.00 | 1 | 0.69 | 40 | 27.60 | |  Shen, Christopher Y | c | | 2058 | USA | 0.00 | 1 | -0.39 | 40 | -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) | | | | 2015 Bay Area Chess GM Nick de Firmian Championship | Milpitas, California | USA | 2015-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1975 | 1976 | 2.00 | 3 | 0.51 | 40 | 20.40 | |
| | Xiong, Chris | | | 1719 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Viswanath, Ganesh | | | 2042 | AUS | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Schoch, Ian David | | | 2164 | USA | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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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