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Individual Calculations September 2017 |
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| Balleisen, Aaron S Total change: -41.20 | |   |
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| 7th Annual Potomac Open - Championship | Rockville, Maryland | USA | 2017-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2262 | 2231 | 1.50 | 4 | -0.35 | 40 | -14.00 | |
|  Kaufman, Larry C | g | | 2270 | USA | 0.00 | 1 | -0.45 | 40 | -18.00 | |  Indusekar, Akshay | | | 2109 | USA | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Nolte, Rolando | m | | 2393 | PHI | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Sinha, Sahil | f | | 2277 | USA | 0.50 | 1 | 0.06 | 40 | 2.40 | |
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) | | | | 2017 North Carolina Open | Greensboro, North Carolina | USA | 2017-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1855 | 2255 | 3.00 | 4 | -0.68 | 40 | -27.20 | |
| | Vanapalli, Vishnu Surya | | | 1855 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Tong, Alexander Dun Yin | | | 1855 * | USA | 0.00 | 1 | -0.92 | 40 | -36.80 | | | Uwakwe, Michael | | | 1855 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Justice, Drew | | | 1855 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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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