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Individual Calculations December 2014 |
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| Jacobson, Aaron Total change: 22.80 | |   |
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| 2014 Kingstowne Chess Festival | Aklexandria, Virginia | USA | 2014-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1966 | 1946 | 0.00 | 1 | -0.47 | 40 | -18.80 | |
|  Gaspar, John | | | 1966 | USA | 0.00 | 1 | -0.47 | 40 | -18.80 | |
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) | | | | 2014 National Chess Day In Albany | Albany, New York | USA | 2014-10-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1914 | 1946 | 1.50 | 2 | 0.44 | 40 | 17.60 | |
|  Samadashvili, Martha | | wf | 1650 | USA | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Prilleltensky, Matan | | | 2178 | USA | 0.50 | 1 | 0.29 | 40 | 11.60 | |
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) | | | | 2014 CAC November FIDE Open | Chantilly, Virginia | USA | 2014-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2000 | 1946 | 2.00 | 3 | 0.60 | 40 | 24.00 | |
| | Dommalapati, Abhinay | | | 1797 | USA | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Enkhbat, Tegshsuren | m | | 2346 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Xu, Ryan | | | 1858 | USA | 1.00 | 1 | 0.38 | 40 | 15.20 | | | * 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) | | |
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