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Individual Calculations September 2017 |
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| Prem, Pranav Total change: -68.00 | |   |
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| 7th Annual Potomac Open - U2300 | Rockville, Maryland | USA | 2017-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1968 | 1832 | 0.00 | 3 | -0.98 | 40 | -39.20 | |
|  Davydov, Alexander | | | 1975 | USA | 0.00 | 1 | -0.31 | 40 | -12.40 | |  Malcolm, Douglas | | | 1848 | USA | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Zheng, Haotian | | | 2080 | USA | 0.00 | 1 | -0.19 | 40 | -7.60 | |
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) | | | | 49th Annual Atlantic Open | Arlington, Virginia | USA | 2017-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1993 | 1832 | 0.50 | 4 | -0.72 | 40 | -28.80 | |
| | Treger, Yefim | | | 2149 | USA | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Stancil, Kimani A | | | 2089 | USA | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Boris, Peter Theodore | | | 1752 | USA | 0.00 | 1 | -0.61 | 40 | -24.40 | | | Books, Lawrence James | | | 1982 | USA | 0.50 | 1 | 0.20 | 40 | 8.00 | |
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) | | |
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