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Individual Calculations September 2012 |
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| Griggs, Walker K Total change: -7.20 | |   |
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| 113th Annual US Open | Vancouver, Washington | USA | 2012-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1872 | 2192 | 1.50 | 2 | -0.22 | 15 | -3.30 | |
|  Davis, Mikeal | | | 1792 * | USA | 0.50 | 1 | -0.42 | 15 | -6.30 | |  Ellis, James S | | | 1951 | USA | 1.00 | 1 | 0.20 | 15 | 3.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 2012 Denker Tournament of High School Champions | Vancouver, Washington | USA | 2012-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2143 | 2192 | 2.00 | 4 | -0.26 | 15 | -3.90 | |
| | Tyagi, Kushan | | | 2049 | USA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Botez, Alexandra V | | wc | 2009 | CAN | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Shetty, Atulya A | | | 2267 | USA | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Aaron, Deepak | | | 2245 | USA | 0.00 | 1 | -0.43 | 15 | -6.45 | |
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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