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Individual Calculations October 2008 |
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| Itkis, Hana Total change: 2.55 | |   |
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| 36th Annual World Open (U2400 Section) | Philadelphia, Pennsylvania | USA | 2008-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2225 | 2065 | 3.00 | 8 | 0.68 | 15 | 10.20 | |
|  Iwamoto, Takashi | f | | 2266 | USA | 0.00 | 1 | -0.24 | 15 | -3.60 | |  Terrie, Henry L | | | 2086 | USA | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Rueda, Libardo | | | 2247 | USA | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Tan, Oscar L | | | 2283 | PHI | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Anderson, Renard W | f | | 2246 | USA | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Tan, Derek J | | | 2168 | USA | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Gogte, Yashodhan S | | | 2203 | IND | 1.00 | 1 | 0.69 | 15 | 10.35 | | | Salimbagat, Rico | f | | 2301 | USA | 1.00 | 1 | 0.80 | 15 | 12.00 | |
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) | | | | 109th Annual US Open | Dallas, Texas | USA | 2008-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2049 | 2073 | 1.00 | 3 | -0.51 | 15 | -7.65 | |
| | Chiang, Sarah | | wc | 1723 | USA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Schoonmaker, Nicholas | c | | 2195 | USA | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Guadalupe, Francis | | | 2230 | USA | 0.00 | 1 | -0.29 | 15 | -4.35 | |
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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