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Individual Calculations July 2011 |
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| Haring, Ruth Inez Total change: -9.00 | |   |
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| CalChess Open State & Class Championships | Fremont, California | USA | 2011-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1978 | 1964 | 1.50 | 5 | -0.91 | 15 | -13.65 | |
|  Liu, Daniel | | | 2055 | USA | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Seitzer, Phillip | | | 2007 | USA | 0.50 | 1 | 0.06 | 15 | 0.90 | |  Mackenzie, Dana N | | | 2096 | USA | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Beilin, Allan | | | 1845 | USA | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Panchanatham, Vignesh | | | 1885 | USA | 0.50 | 1 | -0.11 | 15 | -1.65 | |
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 - U2200 Section | Las Vegas, Nevada | USA | 2011-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2042 | 1964 | 1.50 | 3 | 0.31 | 15 | 4.65 | |
| | Kleist, Frederick | | | 2110 | CAN | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Wolfley, Lawrence | | | 2123 | USA | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Parmet, Daniel E | | | 1894 | USA | 0.50 | 1 | -0.10 | 15 | -1.50 | |
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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