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Individual Calculations September 2019 |
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| Kaufman, Lawrence Total change: 0.00 | |   |
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| 8th Annual Washington International | Rockville, Maryland | USA | 2019-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2245 | 2201 | 3.00 | 6 | 0.35 | 10 | 3.50 | |
|  Mulyar, Michael | m | | 2381 | USA | 0.00 | 1 | -0.26 | 10 | -2.60 | |  Homa, Seth | f | | 2281 | USA | 0.00 | 1 | -0.39 | 10 | -3.90 | | | Tsay, Vincent | f | | 2167 | USA | 1.00 | 1 | 0.45 | 10 | 4.50 | | | Talukdar, Rohan | f | | 2384 | CAN | 0.00 | 1 | -0.26 | 10 | -2.60 | | | Zong, Davis | | | 2058 | USA | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Narayanan, Samrug | c | | 2200 | USA | 1.00 | 1 | 0.50 | 10 | 5.00 | |
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) | | | | 2019 Potomac Open | Rockville, Maryland | USA | 2019-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2137 | 2201 | 2.00 | 4 | -0.35 | 10 | -3.50 | |
| | Luo, Ryan | | | 2090 | USA | 0.50 | 1 | -0.15 | 10 | -1.50 | | | Jayasundera, Shane | | | 1910 | USA | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Zhu, Evelyn | | wm | 2044 | USA | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Paragua, Mark | g | | 2504 | PHI | 0.00 | 1 | -0.14 | 10 | -1.40 | |
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) | | |
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