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Individual Calculations January 2009 |
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| Haring, Ruth Inez Total change: -42.00 | |   |
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| 26th Annual Sands Regency Reno - Western States Open | Reno, Nevada | USA | 2008-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2159 | 2091 | 0.00 | 3 | -1.22 | 15 | -18.30 | |
|  Aigner, Michael | | | 2229 | USA | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Rosario, Salvador | | | 2165 | USA | 0.00 | 1 | -0.40 | 15 | -6.00 | |  Merwin, Steven E | | | 2084 | USA | 0.00 | 1 | -0.51 | 15 | -7.65 | |
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) | | | | 44th Annual American Open | Los Angeles, California | USA | 2008-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2136 | 2091 | 1.50 | 7 | -1.58 | 15 | -23.70 | |
| | Hermansen, Ron | | | 2244 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Akopian, Robert | | | 2105 | USA | 0.00 | 1 | -0.48 | 15 | -7.20 | | | Mac Kinnon, Keith M | | | 2076 | CAN | 0.00 | 1 | -0.52 | 15 | -7.80 | | | Hanken, Jerome B | | | 1945 | USA | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Higgins, Sean K | | | 2178 | USA | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Faber, Craig Allen | | | 2161 | USA | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Small, Gregg H | | | 2240 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | |
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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