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Individual Calculations July 2011 |
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| Liu, Daniel Total change: 7.65 | |   |
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| CalChess Open State & Class Championships | Fremont, California | USA | 2011-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2119 | 2055 | 1.50 | 4 | -0.21 | 15 | -3.15 | |
|  Haring, Ruth Inez | | wm | 1964 | USA | 1.00 | 1 | 0.38 | 15 | 5.70 | |  Cusi, Ronald L | f | | 2322 | USA | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Wheeler, Cameron | | | 1922 | USA | 0.00 | 1 | -0.68 | 15 | -10.20 | | | Koepcke, Richard W | | | 2268 | USA | 0.50 | 1 | 0.27 | 15 | 4.05 | |
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) | | | | 2011 National Open - Open Section | Las Vegas, Nevada | USA | 2011-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2252 | 2055 | 2.00 | 5 | 0.72 | 15 | 10.80 | |
| | Kaufman, Lawrence | g | | 2420 | USA | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Rubsamen, Cornelius | | | 2236 | USA | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Feinstein, Michael | f | | 2257 | USA | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Simms, Gary | | | 2121 | USA | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Kelley, Dereque D | | | 2226 | USA | 0.00 | 1 | -0.27 | 15 | -4.05 | |
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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