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Individual Calculations September 2013 |
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| Allen, David Total change: -31.95 | |   |
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| 3rd Annual Potomac Open | Rockville, Maryland | USA | 2013-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2166 | 2177 | 0.00 | 2 | -1.04 | 15 | -15.60 | |
|  Yuan, Yuan Ling | | wm | 2201 | CAN | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Fischer, Robert J | | | 2130 | USA | 0.00 | 1 | -0.57 | 15 | -8.55 | |
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) | | | | 6th Annual Cleveland Open | Cleveland, Ohio | USA | 2013-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2022 | 2177 | 1.00 | 3 | -1.09 | 15 | -16.35 | |
|  Virkud, Apurva | | | 1936 | USA | 0.00 | 1 | -0.80 | 15 | -12.00 | | | Hallenbeck, Alex | | | 1977 | USA | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Song, Edward | | | 2154 | USA | 0.00 | 1 | -0.53 | 15 | -7.95 | |
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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