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Individual Calculations September 2017 |
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| Chiu, Isaac Total change: 61.60 | |   |
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| 7th Annual Potomac Open - U2300 | Rockville, Maryland | USA | 2017-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1977 | 1923 | 2.50 | 3 | 1.21 | 40 | 48.40 | |
|  Spencer, Michael A | | | 1951 | USA | 1.00 | 1 | 0.54 | 40 | 21.60 | |  Tahmassebi, Bijan | | | 1832 | USA | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Treger, Effim | | | 2149 | 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) | | | | 6th Annual Washington International - Experts | Rockville, Maryland | USA | 2017-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1735 | 1901 | 6.00 | 8 | 0.33 | 40 | 13.20 | |
| | Hu, Pinyi | | | 1752 | USA | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Mahajan, Rushaan | | | 1639 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Jay, Neel | | | 1637 | USA | 0.00 | 1 | -0.82 | 40 | -32.80 | | | Nair, Siddhant | | | 1659 | USA | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Luo, Terry | | | 1668 | USA | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Slade, Theodore | | | 1917 | ENG | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Siamon, David | | | 1855 | USA | 0.50 | 1 | -0.06 | 40 | -2.40 | | | Boris, Peter Theodore | | | 1752 | USA | 1.00 | 1 | 0.30 | 40 | 12.00 | |
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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