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Individual Calculations September 2018 |
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| Luo, Ryan Total change: 138.80 | |   |
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| 17th Annual Manhattan Open | New York, New York | USA | 2018-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2152 | 1805 | 2.00 | 4 | 1.55 | 40 | 62.00 | |
|  Kumar, Aravind | f | | 2169 | USA | 0.50 | 1 | 0.40 | 40 | 16.00 | |  Busygin, Stanislav | | | 2167 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Zhang, Alan | | | 2090 | USA | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Zeltsan, Joseph | | | 2180 | USA | 1.00 | 1 | 0.91 | 40 | 36.40 | |
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) | | | | International Mid Atlantic | West Cherry Hill, New Jersey | USA | 2018-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1863 | 1805 | 1.50 | 3 | 0.13 | 40 | 5.20 | |
| | Katz, Michael | | | 2174 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Kunder, Steve | | | 1702 | USA | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Chinnambeti, Abhinav | | | 1713 | USA | 0.50 | 1 | -0.13 | 40 | -5.20 | |
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) | | | | 48th Annual Continental Open | Sturbridge, Massachusetts | USA | 2018-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1970 | 1805 | 2.00 | 5 | 0.51 | 40 | 20.40 | |
| | Tian, Eddy | | | 2121 | USA | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Meyer, Evan | | | 2080 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Poliannikov, Danila | | | 1994 | USA | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Riddell, Connor | | | 1716 | USA | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Procyk, Marijan | | | 1940 | USA | 1.00 | 1 | 0.68 | 40 | 27.20 | |
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) | | | | 50th Annual Atlantic Open | Falls Church, Virginia | USA | 2018-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2074 | 1805 | 2.00 | 4 | 1.28 | 40 | 51.20 | |
| | Treger, Yefim | | | 2082 | USA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Zhu, Evelyn | | wm | 1981 | USA | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Chiu, Isaac | | | 2144 | USA | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Marcelino, William | | | 2087 | USA | 0.50 | 1 | 0.34 | 40 | 13.60 | |
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) | | |
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